Table 1.
Predictors of using Internet versus non-Internet venues for finding male sexual partners among men who have sex with men in Beijing, China (N = 3588)
| Characteristics | Total N = 3588 n (%) | Partner-seeking route | OR (95 % CI) | p value | AOR (95 % CI) | p value | |
|---|---|---|---|---|---|---|---|
| Internet N = 2838 n (%) | Non-Internet N = 750 n (%) | ||||||
| Age (year) | |||||||
| Median, IQR | 28 (24–33) | 27 (24–32) | 31 (26–41) | 0.93 (0.92, 0.94) | <0.001 | NA | NA |
| Monthly income (Chinese yuan) | |||||||
| <5000 | 1698 (47.3) | 1230 (43.3) | 468 (62.4) | 1.00 | 1.00 | ||
| ≥5000 | 1890 (52.7) | 1608 (56.7) | 282 (37.6) | 2.17 (1.84, 2.56) | <0.001 | 1.41 (1.15, 1.74)a | 0.001 |
| Year of living in Beijing | |||||||
| <5 | 1533 (42.7) | 1229 (43.3) | 304 (40.5) | 1.00 | 1.00 | ||
| ≥5 | 2055 (57.3) | 1609 (56.7) | 446 (59.5) | 0.89 (0.76, 1.05) | 0.172 | 1.25 (1.03, 1.51)b | 0.022 |
| Ethnicity | |||||||
| Han | 3361 (93.7) | 2644 (93.2) | 717 (95.6) | 1.00 | |||
| Non-Han | 227 (6.3) | 194 (6.8) | 33 (4.4) | 1.60 (1.10, 2.33) | 0.016 | NA | NA |
| Current marital status | |||||||
| Currently married | 539 (15.0) | 308 (10.8) | 231 (30.8) | 1.00 | 1.00 | ||
| Currently single | 3049 (85.0) | 2530 (89.2) | 519 (69.2) | 3.65 (3.00, 4.44) | <0.001 | 1.55 (1.21, 1.98)c | 0.001 |
| Education (year of schooling) | |||||||
| Junior middle school (≤9) | 416 (11.6) | 191(6.7) | 225 (30.0) | 1.00 | 1.00 | ||
| Senior high (10–12) | 593 (16.5) | 422 (17.9) | 171 (22.8) | 2.55 (2.06, 3.14) | <0.001 | 2.18 (1.75, 2.71)d | <0.001 |
| College and above (>12) | 2579 (71.9) | 2225 (78.4) | 354 (47.2) | 7.40 (5.22, 9.25) | <0.001 | 5.32 (4.21, 6.74)d | <0.001 |
| Employment | |||||||
| Employed | 2960 (82.5) | 2351 (82.8) | 609 (81.2) | 1.00 | 1.00 | ||
| Unemployed/retired | 182 (5.1) | 109 (3.9) | 73 (9.7) | 0.39 (0.28, 0.53) | <0.001 | 0.62 (0.43, 0.89)c | 0.008 |
| Student | 388 (10.8) | 335 (11.8) | 53 (7.1) | 1.64 (1.20, 2.22) | 0.001 | 0.64 (0.47, 0.90)c | 0.009 |
| Other | 58 (1.6) | 43 (1.5) | 15 (2.0) | 0.74 (0.41, 1.35) | 0.326 | 1.11 (0.58, 2.14)c | 0.835 |
| Health insurance | |||||||
| No | 1395 (38.9) | 1008 (35.5) | 387 (51.6) | 1.00 | 1.00 | ||
| Yes | 2193 (61.1) | 1830 (64.5) | 363 (48.4) | 1.94 (1.65, 2.28) | <0.001 | 1.58 (1.32, 1.89)e | <0.001 |
| Beijing Hukou | |||||||
| No | 2699 (75.2) | 2113 (74.5) | 586 (78.1) | 1.00 | 1.00 | ||
| Yes | 889 (24.8) | 725 (25.5) | 164 (21.9) | 1.23 (1.01, 1.49) | 0.038 | 1.39 (1.12, 1.73)f | 0.003 |
Hukou household registration, IQR interquartile range, CI confidence interval, OR odds ratio, AOR adjusted odds ratio, NA denoting no confounders identified based on DAG and only crude odds ratio with corresponding p value was reported
a
Adjusted for age, education and employment
b
Adjusted for age and Beijing ‘Hukou’
c
Adjusted for age and education
d
Adjusted for age
e
Adjusted for age, income and employment
f
Adjusted for age and years of living in Beijing