Form Information only

Form Approved

OMB No. 0920-0666

Exp. Date: 12/31/2026

www.cdc.gov/nhsn

Antimicrobial Use and Resistance (AUR): Microbiology Laboratory Data

Monthly Electronic Upload Specification Tables

These data will be collected in an aggregate monthly electronic file transfer from the facility to NHSN via Clinical Document Architecture (CDA).

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Table 1. CDA File Descriptors		These data elements will be transmitted with each month’s report.
Variable Name	Description of Variable
orgid	NHSN Facility ID number
location	NHSN location code
month	Denominator month
year	Denominator year
Application OID	Vendor software ID number
SDS validation ID	ID provided by NHSN Team confirming vendor software passed validation
Table 2. Isolate Event Details		These data elements will be transmitted with each month’s report.
Variable Name	Description of Variable				Examples
eventID	Event ID number
specimenDate	Date specimen collected
specimenSource	Specimen Source				Blood, lower respiratory, urine, cerebral spinal fluid, skin, soft tissue, wound, musculoskeletal
isolateID	Isolate identifier
facilityAdmitDate	Date admitted to facility
admitStatus	Was patient admitted to an inpatient location				Y/N
specimenLoc	Location of specimen collection
pathogen	Identified pathogen
PtDOB	Patient date of birth
PtGender	Patient gender
PtID	Patient ID number
PtRace	Patient race Select all that apply): American Indian or Alaska Native Asian Black or African American Middle Eastern or North African Native Hawaiian or Pacific Islander White Unknown Declined to respond
PtEthnicity	Patient ethnicity Hispanic or Latino Not Hispanic or Latino Unknown Declined to respond
PtSexatBirth	Patient sex at birth F M Unknown
PtGenderIdentity	Patient gender identity Male Female Male-to-female transgender Female-to-male transgender Identifies as non-conforming Other Asked but unknown
PtLanguage	Patient language
PtInterpreterNeeded	Patient interpreter needed
PtInterpreterUsed	Patient interpreter used
Table 2a. List of Eligible Pathogens				This is the list of pathogens that will be accepted into NHSN as part of the antimicrobial resistance reporting. Complete list of accepted is found in the NHSN IDM Workbook.
Acinetobacter species						Morganella morganii
Candida species						Proteus species
			Enterobacter species
			Enterococcus faecalis
			Enterococcus faecium			Pseudomonas aeruginosa
			Enterococcus species			Serratia marcescens
Citrobacter species			Escherichia coli			Staphylococcus aureus
			Klebsiella species			Stenotrophomonas maltophilia
						Streptococcus agalactiae
						Streptococcus pneumoniae
						Streptococcus pyogenes
Assurance of Confidentiality:  The voluntarily provided information obtained in this surveillance system that would permit identification of any individual or institution is collected with a guarantee that it will be held in strict confidence, will be used only for the purposes stated, and will not otherwise be disclosed or released without the consent of the individual, or the institution in accordance with Sections 304, 306 and 308(d) of the Public Health Service Act (42 USC 242b, 242k, and 242m(d)). Public reporting burden of this collection of information is estimated to average 5 minutes per response, including the time for reviewing instructions, searching existing data sources, gathering, and maintaining the data needed, and completing and reviewing the collection of information.  An agency may not conduct or sponsor, and a person is not required to respond to a collection of information unless it displays a currently valid OMB control number.  Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden to CDC, Reports Clearance Officer, 1600 Clifton Rd., MS H21-8, Atlanta, GA 30333, ATTN:  PRA (0920-0666). CDC 57.123 v10, 13.0

Antimicrobial Use and Resistance (AUR): Microbiology Laboratory Data

Monthly Electronic Upload Specification Tables

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Table 3. Antimicrobial Susceptibility Details				These data elements will be transmitted with each month’s report.
Variable Name	Description of Variable							Examples
drug test	Antimicrobial used for susceptibility test
PBP2a-agglutination	PBP2a-agglutination
PCRmec-gene	PCR mec-gene
EtestSign	Etest sign							>, <, =
EtestValue	Etest value
EtestInterp	Interpretation of Etest
MICsign	MIC sign
MICinterp	Interpretation of the MIC test
MICvalue	MIC value
ZoneSign	Zone sign
ZoneInterp	Interpretation of zone test
ZoneValue	Zone value
MolecularTest	Rapid molecular detection of antimicrobial resistance markers
MolecularTestResult	Result of rapid molecular detection of antimicrobial resistance markers test
FinIntrep	Final interpretation result
Table 3a. List of Antimicrobials used for Susceptibility Testing						This is the list of antimicrobials that will be accepted into NHSN as part of the antimicrobial resistance reporting.
Amikacin		Cefoxitin					Meropenem	Rezafungin
Amoxicillin		Ceftaroline			Doxycycline		Meropenem-vaborbactam	Rifampin
Amoxicillin-clavulanic acid		Ceftazidime			Ertapenem		Micafungin	Streptomycin
Amphotericin B		Ceftazidime/Avibactam			Erythromycin		Minocycline	Streptomycin – high level
Ampicillin		Ceftibuten			Fluconazole		Moxifloxacin	Sulbactam/Durlobactam
Ampicillin-sulbactam		Ceftolozane/Tazobactam			Fosfomycin		Nitrofurantoin
Anidulafungin		Ceftriaxone					Oritavancin	Tedizolid
Azithromycin		Cefuroxime			Gentamicin		Oxacillin	Telavancin
Aztreonam					Gentamicin – high level		Penicillin G	Tetracycline
Caspofungin		Ciprofloxacin			Imipenem-cilastatin		Penicillin V
Cefazolin		Clarithromycin			Imipenem-relebactam with cilastatin		Piperacillin-tazobactam	Trimethoprim-sulfamethoxazole
Cefepime		Clindamycin			Lefamulin		Plazomicin	Vancomycin
Cefiderocol		Colistin			Levofloxacin		Polymyxin B	Voriconazole
Cefotaxime		Dalbavancin			Linezolid		Posaconazole
Cefotetan		Daptomycin
Table 4. Denominator Data			These data elements will be transmitted with each month’s report.
Variable Name	Description of Variable
numAdmissions	Number of admissions
numPtDays	Number of inpatient days
numEncounters	Number of outpatient encounters
noAREvent	No AR Events were identified