Descriptive information, by gender, regarding sexual behaviours reported by interval of data collection using daily electronic dairies
| Behaviour | Males | Females |
|---|---|---|
| Interval 1* | ||
| Valid n, Mean PVI (SD) and (IQR)† | 231 15.6 (16.1) (4–22) | 337 16.2 (16.1) (5–22) |
| Valid n, Mean PVI partners (SD) and (IQR)‡ | 231 4.0 (3.9) (1–5) | 337 2.9 (2.5) (1–4) |
| Number (%) of inconsistent condom use§ | 141/231 (61.0) | 228/337 (67.7) |
| Number (%) of < CCC¶ | 180/231 (77.1) | 279/337 (82.8) |
| Condom Errors/Problems (231 males, 337 females) | ||
| Breakage: Mean (SD) | 0.4 (1.2) | 0.5 (1.0) |
| Slippage during withdrawal: Mean (SD) | 0.4 (1.3) | 0.6 (1.5) |
| Slippage during PVI: Mean (SD) | 0.3 (1.1) | 0.6 (1.4) |
| Incomplete** condom use: Mean (SD) | 1.8 (3.3) | 1.5 (3.0) |
| Not using a new condom: Mean (SD) | 0.5 (1.8) | 0.5 (3.1) |
| Interval 2†† | ||
| Valid n, Mean PVI (SD) and (IQR)† | 154 13.6 (14.7) (3–19) | 238 16.6 (17.9) (4–22) |
| Valid n, Mean PVI partners (SD) and (IQR)‡ | 154 3.1 (3.2) (1–4) | 238 2.7 (2.8) (1–3) |
| Number (%) of inconsistent condom use§ | 86/154 (55.8) | 154/238 (64.7) |
| Number (%) of < CCC¶ | 124/154 (80.5) | 208/238 (87.4) |
| Condom Errors/Problems (154 males, 238 females) | ||
| Breakage: Mean (SD) | 0.4 (1.2) | 0.4 (1.3) |
| Slippage during withdrawal: Mean (SD) | 0.3 (1.1) | 0.5 (1.6) |
| Slippage during PVI: Mean (SD) | 0.3 (0.8) | 0.5 (1.6) |
| Incomplete** condom use: Mean (SD) | 1.3 (3.6) | 1.4 (3.3) |
| Not using a new condom: Mean (SD) | 0.5 (2.8) | 0.7 (6.2) |
*Assessed during the first 3 months of the study.
†Mean frequency of penile-vaginal sex during 3-month observation interval, with SD and IQR.
‡Mean number of penile-vaginal sex partners during 3-month observation interval, with SD and IQR.
§Defined as using condoms for less than 100% of all penile-vaginal sex acts during the interval.
¶Defined as not using condoms consistently and correctly for all penile-vaginal sex acts during the interval.
**Defined as putting condoms on after sex had begun or taking condoms off before sex ended.
††Assessed during the second 3 months of the study.