Table 2 Patterns among the participants and their sexual partners
Participants characteristic | Total, % | Partners, % | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Non-CAI | CAI | Non-CAI | CAI | Non-CAI | CAI | Non-CAI | CAI | Non-CAI | CAI | Non-CAI | CAI | Non-CAI | CAI | |
Age, y | under 17 | 18–25 | 26–30 | 31–40 | 41–50 | ≥51 | ||||||||
18–25 | 572 (54.22) | 483 (45.78) | 3 (0.52) | 14 (2.9) | 328(57.34) | 268(55.49) | 155 (27.1) | 121(25.05) | 57 (9.97) | 56 (11.59) | 23 (4.02) | 15 (3.11) | 6 (1.05) | 9 (1.86) |
26–30 | 452 (61.33) | 285 (38.67) | 2 (0.44) | 3 (1.05) | 138(30.53) | 103(36.14) | 206 (45.58) | 106(37.19) | 88 (19.47) | 55 (19.3) | 10 (2.21) | 14 (4.91) | 8 (1.77) | 4 (1.4) |
31–40 | 377 (61.90) | 232 (38.10) | 1 (0.27) | 1 (0.43) | 111(29.44) | 48 (20.69) | 145 (38.46) | 105(45.26) | 98 (25.99) | 53 (22.84) | 21 (5.57) | 20 (8.62) | 1 (0.27) | 5 (2.16) |
41–50 | 137 (60.89) | 88 (39.11) | 0 (0.0) | 1 (1.14) | 29 (21.17) | 21 (23.86) | 40 (29.2) | 26 (29.55) | 42 (30.66) | 22 (25.0) | 20 (14.6) | 14 (15.91) | 6 (4.38) | 4 (4.55) |
≥51 | 20 (48.78) | 21 (51.22) | 0 (0.0) | 0 (0.0) | 2 (10.0) | 5 (23.81) | 5 (25.0) | 2 (9.52) | 5 (25.0) | 11 (52.38) | 7 (35.0) | 2 (9.52) | 1 (5.0) | 1 (4.76) |
Education | primary school | middle school | high school | undergraduate school | Master’s and above | unknown | ||||||||
primary school | 1 (100.00) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 1 (100) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
middle school | 131 (49.25) | 135 (50.75) | 1 (0.76) | 4 (2.96) | 43 (32.82) | 49 (36.3) | 36 (27.48) | 33 (24.44) | 32 (24.43) | 27 (20.0) | 2 (1.53) | 4 (2.96) | 17 (12.98) | 18 (13.33) |
high school | 285 (57.11) | 214 (42.89) | 1 (0.35) | 2 (0.93) | 27 (9.47) | 23 (10.75) | 106(37.19) | 90 (42.06) | 118 (41.4) | 74 (34.58) | 16 (5.61) | 10 (4.67) | 17 (5.96) | 15 (7.01) |
undergraduate school | 995 (60.34) | 654 (39.66) | 3 (0.3) | 2 (0.31) | 26 (2.61) | 31 (4.74) | 141(14.17) | 108 (16.51) | 689 (69.25) | 441 (67.43) | 76 (7.64) | 35 (5.35) | 60 (6.03) | 37 (5.66) |
Master’s and above | 146 (57.94) | 106 (42.06) | 0 (0) | 0 (0) | 5 (3.42) | 2 (1.89) | 10 (6.85) | 15 (14.15) | 86 (58.9) | 72 (67.92) | 40 (27.4) | 15 (14.15) | 5 (3.42) | 2 (1.89) |
Income, yuan/year | ≤20,000 | 20,001- | 60,001- | 120,001- | ≥240,001 | unknown | ||||||||
≤20,000 | 377 (53.63) | 326 (46.37) | 124 (32.89) | 111(34.05) | 81 (21.49) | 89 (27.3) | 79 (20.95) | 49 (15.03) | 26 (6.9) | 26 (7.98) | 11 (2.92) | 5 (1.53) | 56 (14.85) | 46 (14.11) |
20,001- | 481 (57.74) | 352 (42.26) | 55 (11.43) | 45 (12.78) | 190 (39.5) | 139(39.49) | 128 (26.61) | 90 (25.57) | 38 (7.9) | 27 (7.67) | 8 (1.66) | 7 (1.99) | 62 (12.89) | 44 (12.5) |
60,001- | 426 (60.51) | 278 (39.49) | 18 (4.23) | 22 (7.91) | 93 (21.83) | 59 (21.22) | 179 (42.02) | 118 (42.45) | 64 (15.02) | 37 (13.31) | 17 (3.99) | 8 (2.88) | 55 (12.91) | 34 (12.23) |
120,001- | 223 (63.90) | 126 (36.10) | 11 (4.93) | 7 (5.56) | 21 (9.42) | 14 (11.11) | 76 (34.08) | 36 (28.57) | 67 (30.04) | 45 (35.71) | 27 (12.11) | 17 (13.49) | 21 (9.42) | 7 (5.56) |
≥240,001 | 51 (65.38) | 27 (34.62) | 5 (9.8) | 2 (7.41) | 3 (5.88) | 0 (0) | 15 (29.41) | 8 (29.63) | 8 (15.69) | 8 (29.63) | 13 (25.49) | 6 (22.22) | 7 (13.73) | 3 (11.11) |
Marital status | Married | Unmarried | Divorced | Separated | other | |||||||||
Married | 204 (56.51) | 157 (43.49) | 83 (40.69) | 82 (52.23) | 112 (54.9) | 62 (39.49) | 4 (1.96) | 9 (5.73) | 3 (1.47) | 0 (0) | 2 (0.98) | 4 (2.55) | ||
Unmarried | 1299 (58.49) | 922 (41.51) | 167(12.86) | 112(12.15) | 1092 (84.06) | 768 (83.3) | 29 (2.23) | 27 (2.93) | 2 (0.15) | 2 (0.22) | 9 (0.69) | 13 (1.41) | ||
Divorced | 51 (62.96) | 30 (37.04) | 17 (33.33) | 5 (16.67) | 33 (64.71) | 24 (80.0) | 1 (1.96) | 1 (3.33) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | ||
Other | 4 (100.00) | 0 (0) | 1 (25.0) | 0 (0) | 3 (75.0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | ||