| Variable | Year | Supplement |
|---|---|---|
| AIDVACC | 1992 | AIDS knowledge and attitudes |
| AIDVACC | 1991 | AIDS knowledge and attitudes |
| VAC | 1990 | AIDS knowledge and attitudes |
| VAC | 1989 | AIDS knowledge and attitudes |
| VACCAIDS | 1988 | AIDS knowledge and attitudes |
| VACCINE | 1994 | AIDS knowledge and attitudes |
| VACCINE | 1993 | AIDS knowledge and attitudes |
| VACCINE | 1987 | AIDS knowledge and attitudes |