Variable | Nanjing n = 101 (%)a | Shenzhen n = 182 (%)a | Wuhan n = 95 (%)a | P value (χ2 test) |
---|---|---|---|---|
Age group (years) | ||||
 Younger than 30 | 74 (73.2) | 72 (39.6) | 36 (37.9) | < 0.01 |
 30–40 | 13 (12.9) | 74 (40.6) | 34 (35.8) | |
 Elder than 40 | 14 (13.9) | 36 (19.8) | 25 (26.3) | |
Education | ||||
 Secondary school or below | 48 (48.0) | 109 (59.9) | 44 (46.3) | 0.14 |
 High School | 21 (21.0) | 34 (18.7) | 20 (21.1) | |
 College or upper | 31 (31.0) | 39 (21.4) | 31 (32.6) | |
Marital status | ||||
 Single | 83 (83.0) | 132 (72.5) | 66 (69.5) | 0.08 |
 Married | 14 (14.0) | 36 (19.8) | 17 (17.9) | |
 Divorce | 3 (3.0) | 14 (7.7) | 12 (12.6) | |
Local residency | ||||
 2 years or shorter | 35 (35.4) | 36 (19.8) | 13 (14.4) | < 0.01 |
 Longer than 2 years | 64 (64.6) | 146 (80.2) | 77 (85.6) | |
Sexual orientation | ||||
 Homosexual | 48 (47.5) | 124 (68.1) | 57 (60.6) | < 0.01 |
 Bisexual | 53 (52.5) | 58 (31.9) | 37 (39.4) | |
Primary role in sex | ||||
 Receptive | 0 (0.0) | 47 (26.6) | 33 (35.9) | < 0.01 |
 Insertive | 48 (47.5) | 73 (41.2) | 28 (30.4) | |
 Both receptive & insertive | 53 (52.5) | 57 (32.2) | 31 (33.7) | |
No. partners during past 6 months | ||||
 Less than 3 | 85 (84.2) | 114 (62.6) | 82 (86.3) | < 0.01 |
 3 to 5 | 11 (10.9) | 50 (27.5) | 9 (9.5) | |
 More than 5 | 5 (5.0) | 18 (9.9) | 4 (4.2) |