Table 2.
Gender, Cohort and Community Comparisons of Peer Context and Sexual Behavior Variables
| Marginal Means and Percentages | |||||||
|---|---|---|---|---|---|---|---|
| Gender and Cohort | Town | ||||||
| Overall | Younger Female |
Younger Male |
Older Female |
Older Male |
Low HIV |
High HIV |
|
| Number of Friends (Mean [SD])a | 4.01 [3.19] | 3.21 | 4.71 | 3.61 | 4.89 | 3.97 | 4.05 |
| At Least One Opposite Sex Friend (%)a,b | 31.3 | 19.6 | 26.6 | 43.1 | 42.4 | 32.1 | 30.7 |
| Perceived Sexually Active Friends (%)b,c,d | |||||||
| None | 59.4 | 81.6 | 80.2 | 25.7 | 35.7 | 62.6 | 55.7 |
| Some | 27.2 | 15.1 | 16.1 | 43.4 | 42.4 | 25.9 | 28.9 |
| All | 13.4 | 3.3 | 3.7 | 30.9 | 21.9 | 11.5 | 15.4 |
| Affiliation with Antisocial Peers (Mean [SD])a,b,d | 1.33 [0.30] | 1.28 | 1.35 | 1.33 | 1.37 | 1.35 | 1.30 |
| Perceived Peer Norms Favoring Sex (Mean [SD])a,b | 1.33 [0.35] | 1.15 | 1.23 | 1.49 | 1.54 | 1.32 | 1.34 |
| Sexual Initiation Between Waves (%) | |||||||
| (A) Already Initiated at Wave 1 | 21.8 | 4.7 | 3.1 | 52.6 | 36.1 | 17.3 | 25.7 |
| (B) Not Initiated at Wave 2 | 65.2 | 85.0 | 92.9 | 26.4 | 44.8 | 70.3 | 60.6 |
| (C) Initiated Between Wave 1 and Wave 2 | 13.0 | 10.3 | 4.1 | 20.9 | 19.1 | 12.4 | 13.7 |
| 100*(C/(B+C))a,b,d | 16.6 | 4.8 | 4.2 | 44.2 | 29.9 | 15.0 | 18.4 |
| Multiple New Partners Between Waves (%)b,d | 7.3 | 3.4 | 1.9 | 13.0 | 12.7 | 5.3 | 9.0 |
a
Statistically significant sex difference at the 0.05 level.
b
Statistically significant cohort difference at the 0.05 level.
c
Statistically significant sex-by-cohort difference at the 0.05 level.
d
Statistically significant community difference at the 0.05 level.