Table 2.
HIV, HSV-2 and pregnancy prevalence by age group among students in rural KwaZulu-Natal, South Africa
| Characteristic | Males (n=1252) | Females (n=1423) | Adjusted# P-value |
||
|---|---|---|---|---|---|
| Unadjusted % (n/N) |
Adjusted# % |
Unadjusted % (n/N) |
Adjusted# % |
||
| HIV Prevalence* | |||||
| Overall | 1.4 (18/1252) | 1.4 | 6.2 (88/1423) | 6.4 | <0.001 |
| Age category | |||||
| ≤ 15 years | 1.4 (4/297) | 1.0 | 2.7 (16/591) | 2.6 | 0.063 |
| 16–17 years | 1.2 (6/505) | 1.1 | 5.4 (29/537) | 6.1 | 0.006 |
| 18–19 years | 0.9 (3/344) | 1.5 | 11.3 (24/212) | 13.6 | <0.001 |
| ≥ 20 years | 4.7 (5/106) | 1.8 | 22.9 (19/83) | 24.7 | 0.010 |
| HSV-2 Prevalence* | |||||
| Overall | 3.0 (38/1252) | 2.6 | 10.4 (148/1423) | 10.7 | <0.001 |
| Age category | |||||
| ≤15 years | 0.7 (2/297) | 0.7 | 4.1 (24/590) | 3.5 | 0.006 |
| 16–17 years | 2.0 (10/505) | 2.0 | 8.6 (46/537) | 9.3 | 0.001 |
| 18–19 years | 6.1 (21/344) | 6.6 | 22.6 (48/212) | 30.2 | 0.002 |
| ≥ 20 years | 4.7 (5/106) | 3.5 | 36.1 (30/83) | 43.3 | 0.001 |
| Pregnancy Prevalence* | |||||
| Overall | Not applicable | 3.5 (49/1412) | 3.6 | Not applicable | |
| Age category | |||||
| ≤ 15 years | 1.7 (10/587) | 1.9 | |||
| 16–17 years | 3.8 (20/533) | 4.2 | |||
| 18–19 years | 7.2 (15/209) | 6.2 | |||
| ≥ 20 years | 4.8 (4/83) | 3.6 | |||
*
Missing observations excluded from percentage calculations
#
Adjusted measures were calculated based on cluster(school)-level summaries appropriate for school-based sampling