Table 1.
Demographic and sexual intercourse-related characteristics
| Characteristic | Black (n = 63) | White (n = 57) | Total Sample (N = 120) | |
|---|---|---|---|---|
| Age, mean (SD), y | 33.3 (9.7) | 31.7 (8.1) | 32.5 (9.0) | |
| Marital status†, No.,% | ||||
| Single | 40 (63.5) | 26 (45.6) | 66 (55.0) | |
| Married | 22 (34.9) | 30 (52.6) | 52 (43.3) | |
| Other | 1 (1.6) | 1 (1.8) | 2 (1.7) | |
| Parity†, No.,% | ||||
| 0 | 8 (12.7) | 26 (45.6) | 34 (28.3) | |
| 1 | 11 (17.5) | 7 (12.3) | 18 (15.0) | |
| 2 | 28 (44.4) | 17 (29.8) | 45 (37.5) | |
| 3 | 9 (14.3) | 6 (10.5) | 15 (12.5) | |
| 4+ | 7 (11.2) | 1 (1.8) | 8 (6.7) | |
| Number of sexual partners, No.,% | ||||
| 1 | 2 (3.2) | 8 (14.0) | 10 (8.3) | |
| 2 | 1 (1.6) | 3 (5.3) | 4 (3.3) | |
| 3–5 | 14 (22.2) | 19 (33.3) | 33 (27.5) | |
| 6–10 | 21 (33.3) | 18 (31.6) | 39 (32.5) | |
| 11–15 | 8 (12.7) | 3 (5.3) | 11 (9.2) | |
| 16–20 | 6 (9.5) | 2 (3.5) | 8 (6.7) | |
| 21–30 | 7 (11.1) | 1 (1.8) | 8 (6.7) | |
| 31+ | 3 (3.2) | 3 (5.3) | 5 (4.1) | |
| Refused | 2 (3.2) | 0 (0) | 2 (1.7) | |
| Birth control use†, No.,% | ||||
| None | 22 (34.9) | 5 (8.8) | 27 (22.5) | |
| Some of the time | 6 (7.5) | 3 (5.3) | 9 (7.5) | |
| Always | 35 (55.6) | 49 (86.0) | 84 (70.0) | |
| Frequency of sexual intercourse†, No.,% | ||||
| <1/month | 1 (1.6) | 0 (0.0) | 1 (0.8) | |
| 1/month | 2 (3.2) | 4 (7.0) | 6 (5.0) | |
| >1/month | 11 (17.5) | 5 (8.8) | 16 (13.3) | |
| 1–2/week | 22 (34.9) | 31 (54.4) | 53 (44.2) | |
| 3–5/week | 27 (42.9) | 14 (24.6) | 41 (34.2) | |
| 1/day | 0 (0.0) | 3 (5.3) | 3 (2.5) | |
| Time since last episode of sexual intercourse, mean (SD), hrs | 8.2 (6.3) | 8.5 (6.5) | 8.2 (6.3) | |
| Partner's penis size, mean (SD), 1 (very small) to 10 (very large) | 6.4 (1.8) | 6.5 (1.4) | 6.5 (1.4) | |
| Degree of lubrication†, mean (SD), 1 (dry) to 10 (very lubricated) | 7.5 (2.3) | 5.9 (2.2) | 6.7 (2.4) | |
| Duration of penetration†, mean (SD), min | 19.3 (16.8) | 12.9 (8.4) | 16.2 (13.8) |
†
Significant differences (p < 0.05) between Black and White subgroup means or proportions following independent-samples t- or χ2 tests. Abbreviation: min, minutes; hrs, hours; mnth, months; y, years.