Table 4 Smoking history and sexual experience of study participantsa
Cohort 1(1983/84) | Cohort 2(1988/89) | Cohort 3(1993/94) | |
|---|---|---|---|
Number recruited | 659 | 599 | 368 |
Smoking history | |||
Current | |||
Yes | 244 (37%) | 221 (37%) | 100 (27%) |
No | 413 (63%) | 377 (63%) | 268 (73%) |
Former | |||
Yes | 163 (25%) | 74 (12%) | 22 (6%) |
No | 345 (52%) | 392 (65%) | 246 (67%) |
Age at sexual debut (mean ± SD) | 16.9 ± 2.45 | 16.1 ± 1.67 | 16,2 ± 1.73 |
Stable relationship | |||
Yes | 529 (80%) | 423 (71%) | 264 (72%) |
No | 123 (28%) | 169 (28%) | 94 (25%) |
Number of sexual partners | |||
0 | 8 (1%) | 30 (5%) | 7 (2%) |
1 | 125 (19%) | 126 (21%) | 95 (26%) |
2–5 | 335 (51%) | 336 (56%) | 186 (50%) |
> 5 | 162 (25%) | 91 (15%) | 44 (12%) |