| Field Name | Format | Description |
|---|---|---|
| PATIENT | Character or Numeric | *Required Code to identify patient (Cohort Patient ID) |
| PROGRAM | Character | *Required Direct one-to-one link from the patient to their program |
| BIRTH_D | YYYY-MM-DD | *Required Birth date |
| BIRTH_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for BIRTH_D |
| ENROL_D | YYYY-MM-DD | *Required Date of enrolment into the cohort |
| ENROL_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for ENROL_D |
| SEX | Numeric 1 = Male 2 = Female 9 = Unknown | *Required phenotypic sex at birth |
| MODE | Numeric See Code List | Code for mode of infection |
| MODE_OTH | Character | Text description of "other" mode of infection (MODE=90) |
| NAIVE_Y | Numeric 0 = No 1 = Yes 9 = Unknown | Is the patient ART-naive upon enrollment? (i.e. no prior exposure to antiretroviral therapy for treatment) |
| PROPH_Y | Numeric 0 = No 1 = Yes 9 = Unknown | Prior to enrollment, has the patient been exposed to antiretroviral therapy for prophylaxis such as PMTCT, PREP, or PEP? |
| RECART_Y | Numeric 0 = No 1 = Yes 9 = Unknown | Has the patient ever received antiretroviral treatment? This includes all antiretroviral therapy given as treatment even if given by another center or program but excludes antiretroviral drugs given only for PMTCT or other prophylaxis. |
| RECART_D | YYYY-MM-DD | Date of first antiretroviral treatment initiation. Leave blank if ART not yet initiated. This should be the first date at which antiretroviral therapy, regardless of regimen, was given as treatment irrespective of whether it was given at this center/program or not. It excludes antiretroviral regimens given only for PMTCT or other prophylaxis. |
| RECART_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for RECART_D |
| AIDS_Y | Numeric 0 = No 1 = Yes 9 = Unknown | Has patient ever been given an AIDS diagnosis? (i.e. WHO stage 3 or 4 or CDC category C diagnosis) |
| AIDS_D | YYYY-MM-DD | Date of AIDS diagnosis (if applicable) |
| AIDS_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for AIDS_D |
| HIV_POS_D | YYYY-MM-DD | Date of first positive HIV test |
| HIV_POS_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for HIV_POS_D |
| CENTER_ENROL | Character | Code for Clinic/Centre/Hospital where patient was enrolled. Needs to be unique within each region. |
| CENTER_LAST | Character | Code for Clinic/Centre/Hospital where patient was last seen. |