FoodNet Shiga toxin producing E. coli

[NCEZID] Emerging Infections Program

Att5_FoodNET_FoodNet Variable List 2024_8.4.2023

FoodNet Shiga toxin producing E. coli

OMB: 0920-0978

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FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

1

AgClinic

Format

Character

Length

30

2

AgClinicTestType

Character

100

3
4

AgeMnth
AgeYr

Numeric
Numeric

2
3

5

AgSphl

Character

30

6

AgSphlTestType

Character

100

7

AR_antacid_any

Character

10

Description

Answers (Legal Values)

Stx1;
Stx2;
For possible E. coli cases: What was the result of specimen testing for Shiga
Stx1&2;
toxin using an antigen-based test (e.g.EIA or lateral flow) at a clinical
Stx Undiff;
laboratory?
Negative;
Not Tested
Positive;
For other pathogens: What was the result of specimen testing using an
Negative;
antigen-based test (e.g. EIA or lateral flow) at a clinical laboratory?
Indeterminate;
Not Tested
Abbott Shiga Toxin Quik Chek;
Denka Seiken VTEC Screen
Merck Duopath STEC Rapid Test;
Meridian Premier EHEC;
For possible E.coli cases: Name of antigen-based test used at clinical laborato
Meridian ImmunoCard STAT! E. coli O157 Plus;
Meridian ImmunoCard STAT! EHEC;
Remel ProSpecT STEC;
Techlab Shiga Toxin Quik Chek
Abbott Campylobacter Quik Chek
Meridian Curian Campy
Meridian ImmunoCard STAT! CAMPY;
For possible Campylobacter cases: Name of antigen-based test used at
Meridian Premier CAMPY;
clinical laboratory
Remel ProSpecT Campylobacter;
Remel Xpect Campylobacter;
Techlab Campylobacter Quik Chek
Other;
For other pathogens: Name of antigen-based test used at clinical laboratory
Unknown
Age of case-patient in months if patient is <1yr
1-11
Age of case-patient in years
1-105
Stx1;
Stx2;
For possible E. coli cases: What was the result of specimen testing for
Stx1&2;
Shiga toxin using an antigen-based test (e.g.EIA or lateral flow) at a state
Stx Undiff;
public health laboratory?
Negative;
Not Tested
Positive
For other pathogens: What was the result of specimen testing using an
Negative
antigen-based test (e.g. EIA or lateral flow) at a state public health
Indeterminate
laboratory?
Not tested
Abbott Shiga Toxin Quik Chek;
Denka Seiken VTEC Screen
Merck Duopath STEC Rapid Test;
For possible E.coli cases: Name of antigen-based test used at state public
Meridian ImmunoCard STAT! EHEC;
health laboratory
Meridian Premier EHEC;
Remel ProSpecT STEC;
Techlab Shiga Toxin Quik Chek
Abbott Campylobacter Quik Chek
Meridian Curian Campy
Meridian ImmunoCard STAT! CAMPY;
For possible Campylobacter cases: Name of antigen-based test used at state
Meridian Premier CAMPY;
public health laboratory
Remel ProSpecT Campylobacter;
Remel Xpect Campylobacter;
Techlab Campylobacter Quik Chek
For other pathogens: Name of antigen-based test used at state public health Other;
laboratory
Unknown
In the 30 days before (your/your child’s) illness began, did (you/your child)
have any form of antacid?

Yes; No; Unknown;

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Collect for all pathogens for which
culture-independent results are
available. Prior to 2011, called
'EiaClinic'.

2009-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site
Site

Collect for all cases
Collect for all cases

1996-current
1996-current

Demographics
Demographics

YES
YES

Site

Collect for all pathogens for which
culture-independent results are
available. Prior to 2011, called
'EiaSphl'.

2009-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

Format

Length

Description

8

AR_antacid_any_1

Character

30

What medications to block acids did (you/your child) take in the 30 days
before {your/your child's) illness began?

9

AR_antacid_any_2

Character

30

What medications to block acids did (you/your child) take in the 30 days
before {your/your child's) illness began?

10

AR_antacid_any_3

Character

30

What medications to block acids did (you/your child) take in the 30 days
before {your/your child's) illness began?

11

AR_antibiotic_use

Character

10

Did (you/your child) take antibiotics for this illness?

12

AR_antibiotic_use_1

Character

30

What antibiotics did (you/your child) take for this illness?

13

AR_antibiotic_use_2

Character

30

What antibiotics did (you/your child) take for this illness?

14

AR_antibiotic_use_3

Character

30

What antibiotics did (you/your child) take for this illness?

Answers (Legal Values)

Aluminium hydroxide
Ami-Lac
Amphojel
Axid
Calcium carbonate
Cal Gest
Caltrate
calcium-based supplements
Dexilant
Dialume
Di-Gel
Gas-X with Maalox
Gaviscon
Gelusil
Genaton
Isopan
Maalox / Maox
Magaldrate
Magnesium Hydroxide
Masanti
Mi-Acid
Milantex
Milk of Magnesia
Mintox
Mylanta
Nexium
Nizatidine
Os-Cal
Oysco
Oyster (shell) calcium
Pepcid
Pepto Children's
Prevacid
Prilosec
Protonix
Ri-Mag
Riopan
Rolaids
Ron-Acid
Rulox
Tagamet
Tempo
Titralac
Tums
Zantac
Zegerid
Other
Unknown

Yes; No; Unknown

Amoxicillin
Amoxicillin / Clavulanate
Ampicillin
Augmentin
Azithromycin
Bactrim
Biaxin
Ceclor
Cefaclor
Ceftin
Cefixime
Ceftriaxone
Cefuorixime
Cefzil
Cefprozil
Cephalexin

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Varies by site for Salmonella,
Campylobacter and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

Format

Length

Description

15

AR_antibiotic_use_4

Character

30

What antibiotics did (you/your child) take for this illness?

16

AR_antibiotic_use_5

Character

30

What antibiotics did (you/your child) take for this illness?

17

AR_antibiotic_use_6

Character

30

What antibiotics did (you/your child) take for this illness?

18

AR_antibiotic_use_7

Character

30

What antibiotics did (you/your child) take for this illness?

19

AR_antibiotic_use_8

Character

30

What antibiotics did (you/your child) take for this illness?

20

AR_antibiotic_use30

Character

10

In the 30 days before (your/your child’s) illness began, did (you/your child)
take any antibiotics?

21

AR_antibiotic_use30_1

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

22

AR_antibiotic_use30_2

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

23

AR_antibiotic_use30_3

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

24

AR_antibiotic_use30_4

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

25

AR_antibiotic_use30_5

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

26

AR_antibiotic_use30_6

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

27

AR_antibiotic_use30_7

Character

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Yes; No; Unknown

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Amoxicillin
Amoxicillin / Clavulanate
Ampicillin
Augmentin
Azithromycin
Bactrim
Biaxin
Ceclor
Cefaclor
Ceftin
Cefixime
Ceftriaxone
Cefuorixime
Cefzil
Cefprozil
Cephalexin
Cephradine
Chloramphenicol
Ciprofloxacin / Cipro
Clarithromycin
Dapsone
Doxycycline
Duricef
Erythromycin
Erythromycin / sulfisoxazole
Flagyl
Floxin
Keflex
Keftab
Levofloxacin
Levoquin
Metronidazole
Norfloxacin / Norflox
Ofloxacin / Oflox
Pediazole
Penicillin / Pen VK
Septra
Suprax
Tetracycline
Trimox
Trimethoprim / Sulfa

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Answers (Legal Values)
Cephradine
Chloramphenicol
Ciprofloxacin / Cipro
Clarithromycin
Dapsone
Doxycycline
Duricef
Erythromycin
Erythromycin / sulfisoxazole
Flagyl
Floxin
Keflex
Keftab
Levofloxacin
Levoquin
Metronidazole
Norfloxacin / Norflox
Ofloxacin / Oflox
Pediazole
Penicillin / Pen VK
Septra
Suprax
Tetracycline
Trimox
Trimethoprim / Sulfa
Zithromax / Z-Pak
Other
Unknown

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

28

AR_antibiotic_use30_8

Format

Character

Length

Description

Answers (Legal Values)
Trimethoprim / Sulfa
Zithromax / Z-Pak
Other
Unknown

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

30

What antibiotics did (you/your child) take in the 30 days before {your/your
child's) illness began?

Site

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

1996-current

Other

NO

29

AR_comorb_abdominal

Character

10

In the 6 months before (your/your child's) illness began, did (you/your child)
have abdominal surgery (e.g., removal of appendix or gallbladder, or any
Yes; No; Unknown
surgery of the stomach or large intestine)?

30

AR_comorb_cancer

Character

10

In the 6 months before (your/your child's) illness began, were (you/your
child) diagnosed or treated for cancer (including leukemia/lymphoma)?

Yes; No; Unknown

Site

31

AR_comorb_diabetes

Character

10

In the 6 months before (your/your child's) illness began, were (you/your
child) diagnosed or treated for diabetes?

Yes; No; Unknown

Site

32

Ar_Diet_veal

Character

10

In the past 7 days, did (you/your child) eat any veal?

Yes; No; Unknown

Site

33

AR_durationillness

Numeric

10

How many days were (you/your child) sick?

any number

Site

34

AR_HHtrav6mo

Character

10

Yes; No; Unknown

Site

35

AR_HHtrav6mo_country

Text Field

70

Text

Site

36

AR_hosp_icu

Character

10

Yes; No; Unknown

Site

In the 30 days before (you/your child's) illness began, did (you/your child)
take a probiotic?
Probiotics are live microorganims (such as certain types of bacteria) that
Yes; No; Unknown
may benefit your health. These can take the form of pills, powders, yogurts,
and other fermented dairy products, as well as anything labeled as containing
"live and active cultures" or "probiotics."

Site

In the 6 months before (your/your child's) illness began, did any member(s)
of your household travel outside of the United States?
In the 6 months before (your/your child's) illness began, what countries did
the member(s) of your household visit?
During any part of the hospitalization, did you (your child) stay in an
Intensive Care Unit (ICU) or a Critical Care Unit (CCU)?

37

AR_probiotic_use30

Character

10

38

AR_travel6mo

Character

10

39

AR_travel6mo_country

Text Field

70

40

Audit

Character

7

In the 6 months before (your/your child's) illness began, did (you/your child)
Yes; No; Unknown
travel outside of the United States?
In the 6 months before (your/your child's) illness began, what countries did
Text
(you/your child) visit?
Was case found during an audit?
Yes; No

41

BioId

Character

10

Was the pathogen identified by culture?

42

BloodyDiarr

Character

10

Did the case-patient have bloody diarrhea (self reported) during this illness? Yes; No; Unknown

43

CEA_Beef

Character

10

44

CEA_Chicken

Character

10

45

CEA_Dairy

46

CEA_Dog

Character
Character

10
10

47

CEA_Eggs

Character

48

CEA_Fish

49

In the 7 days before illness, did you/your child eat beef or any foods
containing beef?
In the 7 days before illness, did you/your child eat chicken or any foods
containing chicken?
In the 7 days before illness, did you/your child eat or drink any dairy
products (e.g., milk, yogurt, cheese, ice cream, etc.)?

Yes; No; Unknown; Not Tested

Site
Site
Site

Varies by site for Salmonella,
Campylobacter, and Shigella

Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Collect for all cases

Site

Collect for all bacterial pathogens.
Prior to 2011, called 'StecBioId'.

1996-current

Culture-Independent
Testing

YES

Site

Collect actively for Campylobacter ;
passively for other pathogens.

2011-current

Clinical Information

YES

Exposure

YES

Exposure

YES

Exposure
Exposure

YES

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Exposure

YES

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

In the 7 days before illness, did you/your child have any contact with a dog? Yes; No; Unknown

Site

10

In the 7 days before illness, did you/your child eat any eggs?

Yes; No; Unknown

Site

Character

10

In the 7 days before illness, did you/your child eat any fish or fish products? Yes; No; Unknown

Site

CEA_Lettuce

Character

10

In the 7 days before illness, did you/your child eat any fresh, raw lettuce?

Yes; No; Unknown

Site

50

CEA_Live_poultry

Character

10

In the 7 days before illness, did you/your child have any contact with any
live poultry (e.g., chickens, turkeys, hens, etc.)?

Yes; No; Unknown

Site

51

CEA_Milk_raw

Character

10

In the 7 days before illness, did you/your child drink any unpasteurized milk? Yes; No; Unknown

Site

52

CEA_Pig

Character

10

53

CEA_Pork

Character

10

54

CEA_Reptile_amphib

Character

10

55

CEA_Ruminants

Character

10

56

CEA_Seafd

Character

10

In the 7 days before illness, did you/your child have any contact with any
pigs?
In the 7 days before illness, did you/your child eat pork or any foods
containing pork?
In the 7 days before illness, did you/your child have any contact with a
reptile or amphibian (e.g., frog, snake, turtle, etc.)?
In the 7 days before illness, did you/your child have any contact with any
cattle, goats, or sheep?
In the 7 days before illness, did you/your child eat any seafood (e.g., crab,
shrimp, oysters, clams, etc.)?

Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter
Collect for Salmonella
Campylobacter

and
and
and

and
and
and
and
and
and
and
and
and
and
and

2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2016-current (Campy)
2014-current (Salm );
2015-current (Campy)

FoodNet Variable List, 2024
(Site-transmitted variables)
Category

Included in standard
data requests?

Exposure

YES

Demographics
Demographics

YES
NO

2011-current (Campy) ; 2018-current
(others)

Lab Information

YES

Collect for all cases

2011-current (Campy) ; 2018-current
(others)

Lab Information

YES

Site

Collect for all cases

2011-current (Campy) ; 2018-current
(others)

Lab Information

YES

Site

Collect actively for Campylobacter
cases; passively for other pathogens.

2011-current

Clinical Information

YES

Site
Site
Site
Site
Site
Site
Site

Collect for all cases
Collect for hospitalized cases
Collect for hospitalized cases
Collect for hospitalized cases
Collect for hospitalized cases
Collect for all cases
Collect for all cases

1996-current
1996-current
2008-current
1996-current
2008-current
1996-current
2009-current

Demographics
Hospitalization
Hospitalization
Hospitalization
Hospitalization
Other
Clinical Information

NO
YES
YES
YES
YES
NO
YES

mmddyy10. Date case-pateint's specimen was received in laboratory for initial testing

Site

Collect for all cases

1996-current

Lab Information

NO

Date
Date

mmddyy10. Date case report form was completed
mmddyy10. Case-patient's specimen collection date

Site
Site

1996-current
1996-current

Other
Lab Information

NO
YES

Date

mmddyy10.

Collect for all cases
Collect for all cases
Collect for cases that reported
international travel during incubation
period; if recently immigrated, leave
blank

2004-current

Travel

YES

Site

Collect for cases that reported
international travel during incubation
period; if recently immigrated, enter as
date arrived to US

2004-current

Travel

YES

Site

Collect for E.coli cases

2014-current

Pathogen-specific
(E.coli)

YES

Site

Collect for E.coli cases

2014-current

Pathogen-specific
(E.coli)

YES

Site

Collect for cases that are part of a
recognized outbreak

2004-current

Outbreak

YES

Site

Collect for all cases

1996-current

Demographics

YES

Variable Name

Format

Length

57

CEA_Turkey

Character

10

58
59

County
CTNO2020

Character
Character

50
11

60

CultCdc

Character

30

What was the culture result at CDC? (Does not include confirmation of
isolates received.)

61

CultClinic

Character

30

What was the culture result at a clinical lab?

62

CultSphl

Character

30

What was the culture result at a state public health lab? (Does not include
confirmation of isolates received.)

63

Diarrhea

Character

10

Did the case-patient have diarrhea (self-reported) during this illness?

64
65
66
67
68
69
70

DOB
DtAdmit
DtAdmit2
DtDisch
DtDisch2
DtEntered
DtOnset

Date
Date
Date
Date
Date
Date
Date

mmddyy10.
mmddyy10.
mmddyy10.
mmddyy10.
mmddyy10.
mmddyy10.
mmddyy10.

Case patient's date of birth
Date of first hospital admission for this illness
Date of hospital admission for second hospitalization for this illness
Date of first hospital discharge for this illness
Date of hospital discharge for second hospitalization for this illness
Date case was entered into site's database
Date that the case-patient’s symptoms first began for this illness

71

DtRcvd

Date

72
73

DtRptComp
DtSpec

74

DtUSDepart

75

DtUSReturn

Date

Description
In the 7 days before illness, did you/your child eat any turkey or any foods
containing turkey?
Case-patient's county of residence
2020 Census Tract Number

Answers (Legal Values)
Yes; No; Unknown
00000000000-99999999999
Positive;
Negative;
Unknown;
No bacterial growth;
Not tested
Positive;
Negative;
Unknown;
No bacterial growth;
Not tested
Positive;
Negative;
Unknown;
No bacterial growth;
Not tested
Yes; No; Unknown

If case-patient patient traveled internationally, date of departure from the
U.S.

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Site
Site

Collect for Salmonella and
Campylobacter
Collect for all cases
Collect for all cases, optional

2014-current (Salm );
2015-current (Campy)
1996-current
2022-current

Site

Collect for all cases

Site

Site

Site

mmddyy10. If case-patient traveled internationally, date of return to the U.S.

76

DxO157

Character

30

77

DxO157TestType

Character

100

78

EforsNum

Character

6

79

Ethnicity

Character

1

Positive;
For possible E.coli cases: What was the result of specimen testing for O157
Negative;
by EIA or PCR at a clinical laboratory?
Not tested
Meridian ImmunoCard STAT! E. coli O157 Plus;
Biofire Filmarray Gastrointestinal (GI);
Diatherix Gastrointestinal;
Name of EIA or PCR test used
Luminex xTag Gastrointestinal Pathogens;
Metametrix;
Lab-developed test;
Other
1-999999;
CDC NORS outbreak ID number
888888='multi-state outbreak with exposure in multiple states'
999999='multi-state outbreak with a single exposure outside of the FoodNet catchment area'
Case-patient's ethnicity
H (Hispanic), N (Non-Hispanic), U (Unknown)

80

Fever

Character

10

Did the case-patient have fever (self-reported) during this illness?

Yes; No; Unknown

Site

Collect actively for Campylobacter ;
passively for other pathogens.

2011-current

Clinical Information

YES

Yes; No; Unknown

Site

Collect for Shigella cases,
optional for other pathogens

2019-current

Demographics

NO

81

Homeless

Character

7

In the 7 days before illness, did the case-patient experience homelessness?
This includes staying in a shelter or car, building, or other structure not
intended for housing. (This does not include staying with friends or family,
correctional facilities, care or nursing facilities, single room occupancy, or
other transitional housing.)

82

Hospital

Character

7

Was case-patient hospitalized within (+/-) 7 days of specimen collection?

Yes; No; Unknown

Site

Collect for all cases

1996-current

Hospitalization

YES

83

HospTrans

Character

7

If case-patient was hospitalized, was s/he transferred to another hospital?

Yes; No; Unknown

Site

Collect for hospitalized cases

1996-current

Hospitalization

YES

84

HUS

Character

7

Did case patient have a diagnosis of HUS?

Yes; No; Unknown

Site

Collect for E.coli cases

2009-current

Clinical Information

YES

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

Format

Length

85

Immigrate

Character

7

86

Interview

Character

7

87
88
89

LabName
LabNum
LocalID

Character
Character
Character

25
30
16

Description

Answers (Legal Values)

Did case-patient immigrate to the U.S.? (within 30 days of onset for
Salmonella Typhi, Paratyphi & Listeria, 14 days for Cyclospora, and 7 days Yes; No; Unknown
for all other pathogens)
Was the case-patient interviewed by public health (i.e. state or local health
department or FoodNet staff)?
Name of submitting laboratory
Local aliquot identification number
Case-patient's medical record number

Yes; No; Unknown

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Collect for all cases

2008-current

Travel

YES

Site

Collect for all cases

2008-current

Other

YES

Site
Site
Site

Collect for all cases
Collect for all cases
Collect for all cases

1996-current
1996-current
1996-current

Lab Information
Lab Information
ID Field

NO
NO
NO

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2011-current

Culture-Independent
Testing

YES

Collect for all cases
Collect if case is part of a recognized
outbreak
Collect if case is part of a recognized
outbreak

2004-current

Outbreak

YES

2008-current

Outbreak

NO

2008-current

Outbreak

YES

Site

Collect for all cases

1996-current

Clinical Information

YES

Site

Collect for Listeria cases

1996-current

Pathogen-specific
(Listeria)

YES

94

OtherSphlTestType

Character

100

95

Outbreak

Character

7

Was the case-patient part of a recognized outbreak?

Varies by state
Varies by state
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Positive
Negative
Indeterminate
Not tested
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Positive
Negative
Indeterminate
Not tested
Autoflourescence
Beckman Walkaway System
Stained Wet Mount;
Microscopy Unspecified
Modified Acid-Fast
Modified Safranin Stain
Wet Mount
Vero Cell Asay;
Other;
Unknown
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Positive
Negative
Indeterminate
Not tested
Autoflourescence
Beckman Walkaway System
Stained Wet Mount;
Microscopy Unspecified
Modified Acid-Fast
Modified Safranin Stain
Wet Mount;
Vero Cell Asay;
Other;
Unknown
Yes; No

96

OutbrkStID

Character

30

State outbreak identification number

Varies by state

Site

97

OutbrkType

Character

50

Type of outbreak that the case-patient was part of

Foodborne; Waterborne; Animal contact; Person-to-person; Environmental contamination other than
food/water; Indeterminate; Other; Unknown

Site

98

Outcome

Character

7

Case-patient's outcome (assessed for non-hospitalized cases within 7 days of
Alive; Dead; Unknown
specimen collection date and hospitalized cases at hospital discharge)

40

If Listeria case was pregnancy-associated, what was the outcome of the
pregnancy? Note: fetal death includes miscarriage or stillbirth; delivery is a
live birth.

For possible E.coli cases: What was the result of specimen testing for Shiga
toxin using another test at the CDC?
90

OtherCdcTest

Character

30
For other pathogens: What was the result of specimen testing using another
test at CDC?

For possible E.coli cases: What was the result of specimen testing for Shiga
toxin using another test at a clinical laboratory?
91

OtherClinicTest

Character

30
For other pathogens: What was the result of specimen testing using another
test at a clinical laboratory?

92

OtherClinicTestType

Character

100

Name of other test used at a clinical laboratory

For possible E.coli cases: What was the result of specimen testing for Shiga
toxin using another test at a state public health laboratory?
93

OtherSphlTest

Character

30
For other pathogens: What was the result of specimen testing using another
test at a state public health laboratory?

99

OutFetal

Character

For other pathogens: Name of other test used at a state public health
laboratory

Still pregnant;
Fetal death;
Delivery
Unknown;
Campylobacter;
Cyclospora;

Site

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

Format

Length

Description

100

Pathogen

Character

40

Name of bacterial pathogen identified from the case-patient’s specimen

101

PatID

Character

30

Unique ID for case-patient's infection

For possible E. coli cases: What was the result of specimen testing for Shiga
toxin using PCR at CDC?

102

PcrCdc

Character

30

For Vibrio , what was the result of specimen testing using PCR at CDC?
(where goal of testing is primary detection not subtyping or speciation)

For other pathogens: What was the result of specimen testing for diagnosis
using PCR at CDC? (Do not enter PCR results if PCR was performed for
speciation or subtyping).

For possible E. coli cases: What was the result of specimen testing for Shiga
toxin using PCR at a clincal laboratory?

For Campylobacter, Cyclospora, Salmonella, Shigella, Yersinia : What was
the result of specimen testing using PCR at a clinical laboratory? (where
goal of testing is primary detection not subtyping or speciation)
103

PcrClinic

Character

30
For Vibrio , what was the result of specimen testing using PCR at a clinical
laboratory? (where goal of testing is primary detection not subtyping or
speciation)
For specimens that were culture-confirmed Shigella and Shiga toxin-positive
by PCR: What was the result of specimen testing using PCR at a clinical
laboratory? (For specimens that were not culture-confirmed or were only
positive for Shigella , indicate "positive" under Shigella section above)

104

PcrClinicTestType

Character

100

Name of PCR assay used at a clinical lab

For possible E. coli cases: What was the result of specimen testing for Shiga
toxin using PCR at a state public health laboratory?

For other pathogens: What was the result of specimen testing for diagnosis
using PCR at the state public health laboratory? (Do not enter PCR results if
PCR was performed for speciation or subtyping).
105

PcrSphl

Character

30
For Vibrio , what was the result of specimen testing using PCR at a state
public health laboratory? (where goal of testing is primary detection not

Answers (Legal Values)
STEC;
ETEC;
Listeria;
Salmonella;
Shigella;
Vibrio;
Yersinia;
Varies by state
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Vibrios
V cholerae
V parahaemolyticus
Vibrios&V cholerae
Negative
Not Tested
Positive;
Negative;
Not tested
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Positive;
Negative;
Not tested
Vibrios
V cholerae
V parahaemolyticus
Vibrios&V cholerae
Negative
Not Tested
Shigella /Stx undiff
Shigella /Stx1
Shigella /Stx2
Shigella /Stx1&2
BioCode Gastrointestinal Pathogen Panel (GPP);
Biofire Filmarray Gastrointestinal (GI);
Biofire Filmarray Meningitis/Encephalitis (ME);
Biofire Filmarray Blood Culture Identification (BCID);
Biofire Filmarray Blood Culture Identification 2 (BCID2);
BD Max Enteric Bacterial;
BD Max Extended Enteric Bacterial;
Diatherix Gastrointestinal;
Genmark E Plex BCID
Great Basin Scientific Stool
Hologic Prodesse ProGastro SSCS;
Karius Test
Luminex Gram-Positive Blood Culture;
Luminex Verigene Enteric Pathogens;
Luminex xTag Gastrointestinal Pathogens;
Medical Diagnostics;
Vikor Scientific Gastro-ID
Lab-developed test
Unknown
Stx1;
Stx2;
Stx1&2;
Stx Undiff;
Negative;
Not Tested
Positive
Negative
Not tested
Vibrios
V cholerae
V parahaemolyticus

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Collect for all cases. Prior to 2011,
called 'Isolate'.

1996-current

Lab Information

YES

Site

Collect for all cases

1996-current

ID field

NO

Site

Collect for all pathogens for which
culture-independent results are
available.

2009-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2010-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens detected by
PCR in a clinical lab

2011-current

Culture-Independent
Testing

YES

Site

Collect for all pathogens for which
culture-independent results are
available.

2009-current

Culture-Independent
Testing

YES

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

Format

Length

Description

Answers (Legal Values)

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Culture-Independent
Testing

YES

public health laboratory? (where goal of testing is primary detection not
subtyping or speciation)

106

PcrSphlTestType

Character

100

107

PersonID

Character

30

Vibrios&V cholerae
Negative
Not Tested
For specimens that were culture-confirmed Shigella and Shiga toxin-positive Shigella /Stx undiff
by PCR: What was the result of specimen testing using PCR at a clinical
Shigella /Stx1
laboratory? (For specimens that were not culture-confirmed or were only
Shigella /Stx2
positive for Shigella , indicate "positive" under Shigella section above)
Shigella /Stx1&2
BioCode Gastrointestinal Pathogen Panel (GPP);
Biofire Filmarray Gastrointestinal (GI);
Biofire Filmarray Meningitis/Encephalitis (ME);
Biofire Filmarray Blood Culture Identification (BCID);
Biofire Filmarray Blood Culture Identification 2 (BCID2);
BD Max Enteric Bacterial;
BD Max Extended Enteric Bacterial;
Diatherix Gastrointestinal;
Genmark E Plex BCID
Name of PCR assay used at a state public health lab
Great Basin Scientific Stool
Hologic Prodesse ProGastro SSCS;
Karius Test
Luminex Gram-Positive Blood Culture;
Luminex Verigene Enteric Pathogens;
Luminex xTag Gastrointestinal Pathogens;
Medical Diagnostics;
Vikor Scientific Gastro-ID
Lab-developed test
Unknown
Identification number for person or patient
Varies by state

108

Pregnant

Character

7

Is this Listeria case pregnancy-associated?

109

Race

Character

1

Case-patient's race

110
111

ResultID
RptComp

Character
Character

30
7

Unique identifier for laboratory result
Is all of the information for this case complete?

112

SentCDC

Character

7

Was specimen or isolate forwarded to CDC or testing or confirmation OR
was there a request for analysis of sequence data to CDC?

113

SeroSite

Character

100

114

Sex

Character

1

Case-patient's sex

115

SiteID

Character

10

Site identification number

116

117

SLabsID

SpeciesClinic

Character

Character

30

100

Serotype/species of pathogen identified by culture, submitted by site

Yes; No; Unknown
A (Asian);
B (Black);
I (American Indian or Alaskan Native);
M (Multi-Racial);
O (Other);
P (Pacific Islander or Native Hawaiian);
W (White);
U (Unknown)
Varies by state
Yes; No; Unknown
Yes; No; Unknown
For Campylobacter: n/a.
For Listeria : 1; 1/2a; 1/2b; 1/2c; 3a; 3b; 3c; 4; 4b; Untypeable; Unknown
For Salmonella : See Kaufmann-White scheme
For Shigella : boydii; dysenteria;, flexneri; sonnei
For Vibrio : alginolyticus; cholerae; cincinnatiensis; damsela; fluvialis; furnissii; harveyi; hollisae;
metschnikovi; mimicus; parahaemolyticus; vulnificus; Unknown
For Yersinia : ldovae; bercovieri;enterocolitica; frederiksenii; intermedia; kristensenii; mollaretii;
pseudotuberculosis; rohdei; ruckeri; Unknown.
M (Male); F (Female); U (Unknown)
California – CDA2, CDA201, CDA20101, CDA20102, CDA20103, CDA202, CDA203, CDA6;
Colorado – CDCO;
Connecticut – CDA5,
GA GOA – CDGE;
GA MSA – CDA1, CDA101;
Maryland – CDE1;
Minnesota – CDMN;
New Mexico – CDNM;
New York – CDNF;
Oregon – CDOR;
Tennessee – CDTN

Site

Collect for all pathogens detected by
PCR in a state public health lab

2015-current

Site

Collect for all cases

2008-current

Site

Collect for Listeria cases

1996-current

Site

Collect for all cases

1996-current

Demographics

YES

Site
Site

Collect for all cases
Collect for all cases

2008-current
1996-current

ID field
Other

NO
YES

Site

Collect for all cases

2009-current

Lab Information

YES

Site

Collect for Salmonella, Listeria,
Shigella, Vibrio, Yersinia

1996-current

Subtyping Information

NO

Site

Collect for all cases

1996-current

Demographics

YES

Site

Collect for all cases

1996-current

ID field

NO

1996-current

Lab Information

NO

2010-current

Subtyping Information

NO

State lab identification number

Varies by state

Site

Collect for all cases for which the
isolate was sent to a state public health
lab

For Campylobacter, what was the species result at clinical lab?

For Campylobacter : jejuni; jejuni subsp jejuni; jejuni subsp. doylei; coli; ,lari; lari subsp. concheus; lari
subsp. lari; upsaliensis;,helveticus; fetus; fetus subsp fetus; fetus subsp venerealis;hyointestinalis;
hyointestinalis subsp. hyointestinalis; hyointestinalis subsp. lawsonii; sputorum; sputorum bv sputorum;
sputorum bv paraureolyticus; lanienae; mucosalis;insulaenigrae; concisus; curvus; rectus;
showae;gracilis; canadenesis; peloridis;avium; cuniculorum; hominis; ureolyticus; Unknown; Not tested.

Site

Collect for Campylobacter

ID field
Pathogen-specific
(Listeria)

NO
YES

FoodNet Variable List, 2024
(Site-transmitted variables)
Variable Name

118

SpeciesSphl

Format

Character

Length

100

Description

For Campylobacter , what was the species result at SPHL?

Answers (Legal Values)

For Campylobacter: jejuni; jejuni subsp jejuni; jejuni subsp. doylei; coli; ,lari; lari subsp. concheus; lari
subsp. lari; upsaliensis;,helveticus; fetus; fetus subsp fetus; fetus subsp venerealis;hyointestinalis;
hyointestinalis subsp. hyointestinalis; hyointestinalis subsp. lawsonii; sputorum; sputorum bv sputorum;
sputorum bv paraureolyticus; lanienae; mucosalis;insulaenigrae;concisus; curvus; rectus;
showae;gracilis; canadenesis; peloridis;avium; cuniculorum; hominis; ureolyticus; Unknown; Not tested.
Abscess;
Amniotic fluid;
Blood;
Bone;
CSF;
Ear;
Gall bladder;
Genitals;
Joint;
Lung;
Peritoneal fluid;
Placenta;
Rectal swab;
Sputum;
Stool;
Urine;
Wound;
Unknown
CA; CO; CT; GA; MD; MN; NM; NY; OR; TN
1-99
999 = NM
1-999
‘555'=not O157, O antigen pending or at CDC
’666'=not O157, O antigen unknown
‘777'=O antigen undetermined
‘888'=O antigen not tested
'999'=O antigen rough

Sent by Site or
Created at CDC

Comment

Year(s) for which variable is
available

Category

Included in standard
data requests?

Site

Collect for Campylobacter

2010-current

Subtyping Information

NO

Site

Collect for all cases. If specimen
source is something other than listed in
legal values, please specify. Do not
code as 'other'.

1996-current

Lab Information

NO

Site

Collect for all cases

1996-current

YES

Site

Collect for E.coli cases

1996-current

Demographics
Pathogen-specific
(E.coli)

Site

Collect for E.coli cases

1996-current

Pathogen-specific
(E.coli)

NO

119

SpecSite

Character

60

Case patient's specimen collection source

120

State

Character

2

Case patient's state of residence

121

StecHAg

Character

30

If E. coli , what was the H-antigen number for the isolate?

122

StecOAg

Character

30

If E. coli, what was the O-antigen number for the isolate?

123

StecStx

Character

40

Was E. coli isolate Shiga toxin-producing?

Yes; No; Unknown; Not Tested

Site

Collect for E.coli cases

1996-current

Pathogen-specific
(E.coli)

NO

7

Was the isolate sent to a state public health laboratory? (Answer 'Yes' if it
was sent to any state lab, even if it was sent to a lab outside of the case's
state of residence)

Yes; No; Unknown

Site

Collect for all cases

1996-current

Lab Information

YES

2004-current

Travel

YES

124

125

StLabRcvd

TravelDest

Character

Text Field

NO

70

If case-patient traveled internationally, to where did they travel?

List country, or countries, visited

Site

Collect for cases that reported
international travel during incubation
period

Did the case patient travel internationally? (within 30 days of onset for
Salmonella Typhi, Paratyphi & Listeria , 14 days for Cyclospora , and 7
days for all other pathogens)

Yes; No; Unknown

Site

Collect for all cases

2004-current

Travel

YES

126

TravelInt

Character

7

127

WGS_ID

Character

100

WGS ID Number

Varies by state: from pulsenet or NCBI

Site

Collect for all cases that were WGS

2018-current

Lab Information

NO

128

Zipcode

Character

10

Case-patient's zipcode

5 digit zipcode; 5 digit plus 4, if available.

Site

Collect for all cases

1996-current

Demographics

NO


File Typeapplication/pdf
AuthorHuang, Jennifer (CDC/OID/NCEZID) (CTR)
File Modified2023-08-10
File Created2023-08-10

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