TABLE 2.
Prevalence of Sexually Transmitted Diseases (STDs) Among Male Study Participants as Determined by Self-Reports and Urine Test Results: Chinese Health and Family Life Survey, 1999–2000
| All Participants |
MSM |
Heterosexuals |
|||||
| Lifetime STD | No./Total Sample | % (95% CI) | No./Total Sample | % (95% CI) | No./Total Sample | % (95% CI) | Pa |
| Self-reported STD | .001 | ||||||
| Yes | 34/1752 | 1.9 (1.3, 2.7) | 4/38 | 10.5 (2.9, 24.8) | 30/1714 | 1.8 (1.2, 2.5) | |
| No | 1643/1752 | 93.8 (92.5, 94.9) | 30/38 | 78.9 (62.7, 90.4) | 1613/1714 | 94.1 (92.2, 95.2) | |
| Do not know | 75/1752 | 4.3 (3.4, 5.3) | 4/38 | 10.5 (2.9, 24.8) | 71/1714 | 4.1 (3.2, 5.2) | |
| Urine test | |||||||
| Any STDb | .074 | ||||||
| Positive | 44/1685 | 2.6 (1.9, 3.5) | 3/38 | 7.9 (1.7, 21.4) | 41/1647 | 2.5 (1.8, 3.4) | |
| Negative | 1641/1685 | 97.4 (96.5, 98.1) | 35/38 | 92.1 (78.6, 98.3) | 1606/1647 | 97.5 (96.6, 98.2) | |
| Gonorrheab | >.99 | ||||||
| Positive | 2/1685 | 0.1 (0.01, 0.43) | 0/38 | 0 (0, 9.3)c | 2/1647 | 0.1 (0.01, 0.44) | |
| Negative | 1683/1685 | 99.9 (99.6, 100) | 38/38 | 100.0 (90.7, 100)c | 1645/1647 | 99.9 (99.6, 100) | |
| Chlamydiab | .066 | ||||||
| Positive | 42/1685 | 2.5 (1.8, 3.4) | 3/38 | 7.9 (1.7, 21.4) | 39/1647 | 2.4 (1.7, 3.2) | |
| Negative | 1643/1685 | 97.5 (96.6, 98.2) | 35/38 | 92.1 (78.6, 98.3) | 1608/1647 | 97.6 (96.8, 98.3) | |
Note. CI = confidence interval; MSM = men who have sex with men. Participants who knew the term “STD” self-reported lifetime history of any STD.
a
P value obtained from the Fisher exact test.
b
Determined by a urine test.
c
One-sided 97.5% confidence interval.