Frequency of sex

≤15 years

N = 99 n (%)

>15 years

N = 454 n (%)

OR (CI)

P value

Occasionally

60 (60.6)

179 (44.1)

2.36 (1.51 - 3.68)

0.013

Sex at least once a month

39 (39.4)

275 (55.9)

0.16 (0.09 - 0.26)

0.014

Less than 2 sex partners

99 (100.0)

422 (93.0)

15.35 (0.92 - 252.13)

0.009

More than 2 sex partners

0 (0.0)

32 (5.8)

0.06 (0.01 - 1.07)

0.006