Table 1 Background characteristics of all subjects and comparisons between CCU and non-CCU subjects
Characteristics | All subjects (N = 198) (n[%]) | Subjects with CCU (n = 93) (n[%]) | Subjects without CCU (n = 105) (n[%]) | P value |
|---|---|---|---|---|
Age (years) (mean ± SD) (range) | 33.5 ± 9.6 (18–62) | 31.9 ± 9.4 (18–59) | 34.9 ± 9.6 (18–62) | 0.030 |
Educational level | Â | Â | Â | 0.005 |
 Primary school and below | 15 (7.6) | 8 (8.6) | 7 (6.7) |  |
 Junior high school | 83 (41.9) | 27 (29.0) | 56 (53.3) |  |
 Senior high school | 50 (25.3) | 27 (29.0) | 23 (21.9) |  |
 College and above | 50 (25.3) | 31 (33.3) | 19 (18.1) |  |
Marital status | Â | Â | Â | 0.164 |
 Single | 153 (77.3) | 77 (82.8) | 76 (72.4) |  |
 Married | 11 (5.6) | 5 (5.4) | 6 (5.7) |  |
 Divorced | 34 (17.2) | 11 (11.8) | 23 (21.9) |  |
Monthly income (CNY) | Â | Â | Â | 0.525 |
 ≤ 3000 | 46 (23.2) | 23 (24.7) | 23 (21.9) |  |
 3001–6000 | 96 (48.5) | 40 (43.0) | 56 (53.3) |  |
 6001–12,000 | 41 (20.7) | 22 (23.7) | 19 (18.1) |  |
 > 12,000 | 15 (7.6) | 8 (8.6) | 7 (6.7) |  |
Length of residence in Shenyang | Â | Â | Â | 0.237 |
 Local residents | 70 (35.4) | 31 (33.3) | 39 (37.1) |  |
 Living locally ≤1 year | 19 (9.6) | 13 (14.0) | 6 (5.7) |  |
 Living locally 1–5 years | 50 (25.3) | 24 (25.8) | 26 (24.8) |  |
 Living locally > 5 years | 59 (29.8) | 25 (26.9) | 34 (32.4) |  |
CCU | 93 (47.0) | Â | Â | Â |
 With regular sexual partners (n = 115) | 52 (26.3) | – | – | – |
 With casual sexual partners (n = 117) | 57 (28.8) | – | – | – |
 With transactional sexual partners (n = 170) | 117 (59.1) | – | – | – |