Form FN.200.6 FoodNet Variable List, 2024_ (SHIGELLA)

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

8

AR_antacid_any_1

Updated: 12/20/2023

Character

30

Description

Answers (Legal Values)

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
Stx Undiff
clinical 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
Lab-developed test
Merck Duopath STEC Rapid Test
Meridian Curian Shiga Toxin
For possible E.coli cases: Name of antigen-based test used at clinical labo
Meridian ImmunoCard STAT! E. coli O157 Plus
Meridian ImmunoCard STAT! EHEC
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
Meridian Premier CAMPY
clinical laboratory
Remel ProSpecT Campylobacter
Remel Xpect Campylobacter
Techlab Campylobacter Quik Chek
For other pathogens: Name of antigen-based test used at clinical
Other
Unknown
laboratory
1-11
Age of case-patient in months if patient is <1yr
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
Meridian Curian Shiga Toxin
For possible E.coli cases: Name of antigen-based test used at state public
Meridian ImmunoCard STAT! E. coli O157 Plus
health laboratory
Meridian ImmunoCard STAT! EHEC
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
Meridian Premier CAMPY
state 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
Other
health laboratory
Unknown
In the 30 days before (your/your child’s) illness began, did (you/your
child) have any form of antacid?

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

Yes; No; Unknown;

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

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

Site

Varies by site for Salmonella,
Campylobacter and Shigella

2018-current

Exposure

NO

Sent by Site or
Created at CDC

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

Format

Length

Description

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?

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?

Updated: 12/20/2023

Answers (Legal Values)
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
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

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

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

Sent by Site or
Created at CDC

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

Format

Length

Description

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

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

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

Sent by Site or
Created at CDC

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?

28

AR_antibiotic_use30_8

Character

30

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

Yes; No; Unknown

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

Yes; No; Unknown

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
Zithromax / Z-Pak
Other
Unknown

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 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

Updated: 12/20/2023

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)?

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

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

Format

Length

Description

Answers (Legal Values)

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."

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) travel outside of the United States?
In the 6 months before (your/your child's) illness began, what countries
did (you/your child) visit?
Was case found during an audit?

41

BioId

Character

10

42

BloodyDiarr

Character

10

43

CEA_Beef

Character

10

44

CEA_Chicken

Character

10

45

CEA_Dairy

46

CEA_Dog

Character
Character

10

47

CEA_Eggs

Character

10

48

CEA_Fish

Character

49

CEA_Lettuce

50

Sent by Site or
Created at CDC

Site

Yes; No; Unknown

Site

Text

Site

Yes; No

Site

Was the pathogen identified by culture?

Yes; No; Unknown; Not Tested

Site

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

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown
Yes; No; Unknown

Site

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

Yes; No; Unknown

Site

10

In the 7 days before illness, did you/your child eat any fish or fish
products?

Yes; No; Unknown

Site

Character

10

In the 7 days before illness, did you/your child eat any fresh, raw lettuce? Yes; No; Unknown

Site

CEA_Live_poultry

Character

10

51

CEA_Milk_raw

Character

10

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

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

Date
Date

Updated: 12/20/2023

Comment

Year(s) for which variable is
available

Category

Included in
standard data
requests?

Varies by site for Salmonella,
Campylobacter, and Shigella

2018-current

Exposure

NO

2018-current

Exposure

NO

2018-current

Exposure

NO

1996-current

Other
Culture-Independent
Testing

NO

Varies by site for Salmonella,
Campylobacter, and Shigella
Varies by site for Salmonella,
Campylobacter, and Shigella
Collect for all cases
Collect for all bacterial pathogens.
Prior to 2011, called 'StecBioId'.

1996-current

Collect actively for Campylobacter ;
passively for other pathogens.

2011-current

Site
Site

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

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

Site

Collect for all cases

Site

YES

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

Exposure

YES

Demographics
Demographics

YES
NO

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

Lab Information

YES

Collect for all cases

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

Lab Information

YES

Site

Collect for all cases

2011-current (Campy) ; 2018current (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

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

Site
Site

Collect for all cases
Collect for all cases

1996-current
1996-current

Other
Lab Information

NO
YES

10

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.)?
In the 7 days before illness, did you/your child have any contact with a
dog?

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

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

Yes; No; Unknown

Site

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

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

74

75

DtUSDepart

DtUSReturn

Format

Date

Date

Length

mmddyy10.

Description

Answers (Legal Values)

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

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

Comment

Year(s) for which variable is
available

Category

Site

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

Included in
standard data
requests?

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

Sent by Site or
Created at CDC

76

DxO157

Character

30

For possible E.coli cases: What was the result of specimen testing for
O157 by EIA or PCR at a clinical laboratory?

77

DxO157TestType

Character

100

Name of EIA or PCR test used

78

EforsNum

Character

6

CDC NORS outbreak ID number

79

Ethnicity

Character

1

Case-patient's ethnicity

Positive
Negative
Not tested
BioCode Gastrointestinal Pathogen Panel (GPP)
Biofire Filmarray Gastrointestinal (GI)
Diatherix Gastrointestinal
Great Basin Scientific Stool
HealthTrackRX Gastrointestinal
Luminex xTag Gastrointestinal Pathogens
Medical Diagnostics
Meridian ImmunoCard STAT! E. coli O157 Plus
Lab-developed test
Principle Diagnostics Gastro-AS
Other
1-999999
888888='multi-state outbreak with exposure in multiple states'
999999='multi-state outbreak with a single exposure outside of the FoodNet catchment area'
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

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
Yes; No; Unknown
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

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 for all other pathogens)

Yes; No; Unknown

Site

Collect for all cases

2008-current

Travel

YES

Yes; No; Unknown

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

85

Immigrate

Character

7

86

Interview

Character

7

87
88
89

LabName
LabNum
LocalID

Character
Character
Character

25
30
16

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
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

Updated: 12/20/2023

Character

100

Name of other test used at a clinical laboratory

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

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

Format

Length

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

Answers (Legal Values)

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.

2011-current

Culture-Independent
Testing

YES

Site

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

2011-current

Culture-Independent
Testing

YES

2004-current

Outbreak

YES

2008-current

Outbreak

NO

Sent by Site or
Created at CDC

94

OtherSphlTestType

Character

100

95

Outbreak

Character

7

Was the case-patient part of a recognized outbreak?

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

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

Site

Collect if case is part of a recognized
outbreak

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

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

93

OtherSphlTest

Character

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

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

97

OutbrkType

Character

50

Type of outbreak that the case-patient was part of

98

Outcome

Character

7

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

99

OutFetal

Character

40

100

Pathogen

Character

40

101

PatID

Character

30

102

103

Updated: 12/20/2023

PcrCdc

PcrClinic

Character

Character

30

30

Still pregnant
If Listeria case was pregnancy-associated, what was the outcome of the
Fetal death
pregnancy? Note: fetal death includes miscarriage or stillbirth; delivery is
Delivery
a live birth.
Unknown
Campylobacter
Cyclospora
STEC
Listeria
Name of bacterial pathogen identified from the case-patient’s specimen
Salmonella
Shigella
Vibrio
Yersinia
Varies by state
Unique ID for case-patient's infection
Stx1
Stx2
For possible E. coli cases: What was the result of specimen testing for
Stx1&2
Shiga toxin using PCR at CDC?
Stx Undiff
Negative
Not Tested
Vibrios
V cholerae
For Vibrio , what was the result of specimen testing using PCR at CDC? V parahaemolyticus
(where goal of testing is primary detection not subtyping or speciation)
Vibrios&V cholerae
Negative
Not Tested
For other pathogens: What was the result of specimen testing for
Positive
diagnosis using PCR at CDC? (Do not enter PCR results if PCR was
Negative
performed for speciation or subtyping).
Not tested
Stx1
Stx2
For possible E. coli cases: What was the result of specimen testing for
Stx1&2
Shiga toxin using PCR at a clincal laboratory?
Stx Undiff
Negative
Not Tested
For Campylobacter, Cyclospora, Salmonella, Shigella, Yersinia : What Positive
was the result of specimen testing using PCR at a clinical laboratory?
Negative
(where goal of testing is primary detection not subtyping or speciation)
Not tested
Vibrios
V cholerae
For Vibrio , what was the result of specimen testing using PCR at a
V parahaemolyticus
clinical laboratory? (where goal of testing is primary detection not
Vibrios&V cholerae
subtyping or speciation)
Negative
Not Tested
For specimens that were culture-confirmed Shigella and Shiga toxinShigella /Stx undiff
positive by PCR: What was the result of specimen testing using PCR at a Shigella /Stx1
clinical laboratory? (For specimens that were not culture-confirmed or
Shigella /Stx2
were only positive for Shigella , indicate "positive" under Shigella
Shigella /Stx1&2
BioCode Gastrointestinal Pathogen Panel (GPP)

Site

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

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

Format

Length

Description

Answers (Legal Values)

105

PcrSphl

Character

30

106

PcrSphlTestType

Character

100

107

PersonID

Character

30

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
Name of PCR assay used at a clinical lab
HealthTrackRX Gastrointestinal
Hologic Prodesse ProGastro SSCS
Karius Test
Luminex Gram-Positive Blood Culture
Luminex Verigene Enteric Pathogens
Luminex xTag Gastrointestinal Pathogens
Medical Diagnostics
Principle DX Gastro-AS
Vikor Scientific Gastro-ID
Lab-developed test
Unknown
Stx1
Stx2
For possible E. coli cases: What was the result of specimen testing for
Stx1&2
Shiga toxin using PCR at a state public health laboratory?
Stx Undiff
Negative
Not Tested
For other pathogens: What was the result of specimen testing for
Positive
diagnosis using PCR at the state public health laboratory? (Do not enter Negative
PCR results if PCR was performed for speciation or subtyping).
Not tested
Vibrios
V cholerae
For Vibrio , what was the result of specimen testing using PCR at a state
V parahaemolyticus
public health laboratory? (where goal of testing is primary detection not
Vibrios&V cholerae
subtyping or speciation)
Negative
Not Tested
For specimens that were culture-confirmed Shigella and Shiga toxinShigella /Stx undiff
positive by PCR: What was the result of specimen testing using PCR at a Shigella /Stx1
clinical laboratory? (For specimens that were not culture-confirmed or
Shigella /Stx2
were only positive for Shigella , indicate "positive" under Shigella
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
Name of PCR assay used at a state public health lab
HealthTrackRX Gastrointestinal
Hologic Prodesse ProGastro SSCS
Karius Test
Luminex Gram-Positive Blood Culture
Luminex Verigene Enteric Pathogens
Luminex xTag Gastrointestinal Pathogens
Medical Diagnostics
Principle DX Gastro-AS
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?

104

PcrClinicTestType

Character

100

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

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
Yes; No; Unknown
was there a request for analysis of sequence data to CDC?

113
Updated: 12/20/2023

SeroSite

Character

100

Serotype/species of pathogen identified by culture submitted by site

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

Comment

Year(s) for which variable is
available

Category

Included in
standard data
requests?

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

Site

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

2015-current

Culture-Independent
Testing

YES

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

1996 current

Subtyping Information

NO

Sent by Site or
Created at CDC

Site

Collect for Salmonella, Listeria,

ID field
Pathogen-specific
(Listeria)

NO
YES

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

Format

Length

113

SeroSite

Character

100

114

Sex

Character

1

Case-patient's sex

115

SiteID

Character

10

Site identification number

116

117

118

SLabsID

SpeciesClinic

SpeciesSphl

Character

Character

Character

30

100

100

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

Answers (Legal Values)
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,
Georgia GOA – CDGE
Georgia MSA – CDA1, CDA101
Maryland – CDE1
Minnesota – CDMN
New Mexico – CDNM
New York – CDNF
Oregon – CDOR
Tennessee – CDTN

Sent by Site or
Created at CDC
Site

Comment
Shigella, Vibrio, Yersinia

Category

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

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

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

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
1-999
‘555'=not O157, O antigen pending or at CDC
’777'=not O157, O antigen unknown
‘888'=O antigen not tested
'999'=O antigen rough

Subtyping Information

Included in
standard data
requests?
NO

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 SPHL?

Year(s) for which variable is
available
1996-current

Added Ureolyticus

Collect for Campylobacter

2010-current

Subtyping Information

NO
Added Ureolyticus

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

Site

Collect for E.coli cases

1996-current

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 Yes; No; Unknown
state of residence)

Pathogen-specific
(E.coli)

Site

Collect for all cases

1996-current

Lab Information

YES

70

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

Site

Collect for cases that reported
international travel during incubation
period

2004-current

Travel

YES

Did the case patient travel internationally? (within 30 days of onset for
Salmonella Typhi, Paratyphi & Listeria , 14 days for Cyclospora , and 7 Yes; No; Unknown
days for all other pathogens)

Site

Collect for all cases

2004-current

Travel

YES

124
125

StLabRcvd
TravelDest

Character
Text Field

List country, or countries, visited

NO

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

Updated: 12/20/2023