Table 1.
Demographic and behavioral characteristics of U.S. MSM recruited online (N = 7,001)
| Characteristic | Overall Characteristics N (%) |
Any Past-Year SD Symptoms |
P | |
|---|---|---|---|---|
| Yes | No | |||
| Age, N = 7,001 | ||||
| 18–29 | 1,522 (22) | 1,268 (23) | 187 (18) | |
| 30–39 | 2,310 (33) | 1,844 (33) | 332 (33) | |
| 40–49 | 2,269 (32) | 1,753 (32) | 357 (35) | |
| 50+ | 900 (13) | 696 (12) | 135 (14) | 0.009 |
| Race/Ethnicity, n = 6,891 | ||||
| White, Non-Hispanic | 5,576 (81) | 4,456 (81) | 791 (80) | |
| African American, Non-Hispanic | 275 (4) | 206 (4) | 46 (5) | |
| Hispanic | 572 (8) | 449 (8) | 90 (9) | |
| Asian/Pacific Islander | 154 (2) | 112 (2) | 28 (3) | |
| Mixed/Other race | 314 (5) | 261 (5) | 34 (3) | 0.080 |
| Income, N = 6,446 | ||||
| up to $29,999 | 1,335 (21) | 1,105 (21) | 158 (17) | |
| $30,000 to $49,999 | 1,827 (28) | 1,477 (29) | 235 (26) | |
| $50,000 or more | 3,284 (51) | 2,565 (50) | 521 (57) | <0.001 |
| HIV status, self-report, N = 6,466 | ||||
| HIV negative | 4,836 (75) | 4,030 (74) | 774 (78) | |
| HIV positive | 940 (14) | 827 (15) | 106 (11) | |
| Untested | 690 (11) | 573 (11) | 110 (11) | 0.001 |
| Legal relationship status, N = 6,934 | ||||
| Single | 4,872 (70) | 3,952 (72) | 656 (66) | |
| Domestic partner/legally married to woman | 245 (3) | 188 (3) | 37 (4) | |
| Domestic partner/legally married to man | 954 (14) | 713 (13) | 167 (17) | |
| Divorced/separated/widowed from woman | 602 (9) | 461 (8) | 100 (10) | |
| Divorced/separated/widowed from man | 261 (4) | 203 (4) | 34 (3) | 0.003 |
| Self-defined sexual orientation, N = 6,966* | ||||
| Homosexual | 6,207 (89) | 4,958 (89) | 887 (88) | |
| Bisexual | 721 (10) | 551 (10) | 115 (11) | |
| Heterosexual | 38 (1) | 28 (1) | 4 (1) | 0.330 |
| Drug factors, before/during sex, past year, N = 6,996 | ||||
| Drug Factor 1† | 1,701 (24) | 1,368 (25) | 154 (15) | <0.001 |
| Drug Factor 2‡ | 5,811 (83) | 4,629 (83) | 812 (80) | 0.021 |
| Drug Factor 3§ | 1,952 (28) | 1,591 (29) | 150 (15) | <0.001 |
| Drug Factor 4¶ | 1,063 (15) | 862 (16) | 82 (8) | <0.001 |
| Lifetime oral/anal sex with men, N = 7,001 | ||||
| 1–10 | 832 (12) | 643 (12) | 148 (15) | |
| 11–50 | 1,759 (25) | 1,415 (25) | 258 (25) | |
| 51–100 | 1,265 (18) | 1,014 (18) | 179 (18) | |
| 101–500 | 1,873 (27) | 1,505 (27) | 248 (24) | |
| 501 + | 1,272 (18) | 984 (18) | 178 (18) | 0.063 |
| Past year oral/anal sex with men, N = 7,001 | ||||
| 1–5 | 2,444 (35) | 1,914 (34) | 400 (39) | |
| 6–10 | 1,143 (16) | 951 (17) | 131 (13) | |
| 11–50 | 2,556 (36) | 2,053 (37) | 342 (34) | |
| 51 or more | 858 (13) | 643 (12) | 138 (14) | <0.001 |
| Past year any sexually transmitted infection, N = 6,638 | 863 (13) | 760 (14) | 93 (9) | <0.001 |
| Mental Health Factor‖ N = 6,480 | 2,590 (40) | 2,344 (43) | 237 (24) | <0.001 |
| Physical Health Factor** N = 6,480 | 1,735 (27) | 1,525 (28) | 205 (21) | <0.001 |
Sexual orientation was measured with the 7-point Kinsey scale. Points were polarized, such that the far ends of the scale were labeled “heterosexual” and “homosexual,” with midpoint labeled “bisexual.”
Drug Factor 1: “club drugs” ketamine, crystal methamphetamine (smoked, snorted, swallowed, and injected), ecstasy, gamma hydroxy butyrate.
Drug Factor 2: alcohol, marijuana, poppers, cocaine (smoked, snorted, or swallowed), downers.
Drug Factor 3: sildenafil, vardenafil, or tadalafil (all prescription).
Drug Factor 4: sildenafil, vardenafil, or tadalafil (all non-prescription).
Self-reported lifetime diagnoses of depression, anxiety or bipolar disorder.
Self-reported lifetime diagnoses of hypertension, high cholesterol, heart disease, or diabetes.
Drug categories are not mutually exclusive. Cocaine injected and heroin (smoked, snorted, swallowed, or injected) were excluded due to small sample size. Some variables have missing data.