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Table 1 Demographic characteristics and key behaviors of MSM in Guangzhou, China, 2008–2013
| Characteristics | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | Total | χ 2value | p a |
|---|---|---|---|---|---|---|---|---|---|
| (N = 379) | (N = 385) | (N = 405) | (N = 400) | (N = 401) | (N = 633) | (N = 2603) | |||
| n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |||
| Age (years) | 22.80 | 0.299 | |||||||
| <20 | 14 (3.7) | 10 (2.6) | 13 (3.2) | 15 (3.8) | 9 (2.2) | 15 (2.4) | 76 (2.9) | ||
| 20-29 | 217 (57.3) | 227 (59.0) | 245 (60.5) | 250 (62.5) | 228 (56.9) | 385 (60.8) | 1552 (59.6) | ||
| 30-39 | 111 (29.3) | 113 (29.4) | 120 (29.6) | 101 (25.3) | 128 (31.9) | 174 (27.5) | 747 (28.7) | ||
| 40-49 | 35 (9.2) | 27 (7.0) | 23 (5.7) | 25 (6.3) | 24 (6.0) | 49 (7.7) | 183 (7.0) | ||
| ≥50 | 2 (0.5) | 8 (2.1) | 4 (1.0) | 9 (2.3) | 12 (3.0) | 10 (1.6) | 45 (1.7) | ||
| Marital status | 40.73 | <0.001 | |||||||
| Single | 214 (54.5) | 232 (60.3) | 256 (63.2) | 260 (65.0) | 258 (64.3) | 430 (67.9) | 1650 (63.4) | ||
| Cohabiting with male partner | 67 (17.7) | 69 (17.9) | 62 (15.3) | 46 (11.5) | 63 (15.7) | 104 (16.4) | 411 (15.8) | ||
| Married | 79 (20.8) | 69 (17.9) | 74 (18.3) | 89 (22.3) | 69 (17.2) | 76 (12.0) | 456 (17.5) | ||
| Divorced or widowed | 19 (5.0) | 15 (3.9) | 13 (3.2) | 5 (1.3) | 11 (2.7) | 23 (3.6) | 86 (3.3) | ||
| Hukou (registered permanent residence) | 57.46 | <0.001 | |||||||
| Guangzhou | 105 (27.7) | 122 (31.7) | 122 (30.1) | 115 (28.8) | 134 (33.4) | 235 (37.1) | 833 (32.0) | ||
| Other city in Guangdong province | 85 (22.4) | 84 (21.8) | 90 (22.2) | 67 (16.8) | 94 (23.4) | 186 (29.4) | 606 (23.3) | ||
| Outside Guangdong province | 189 (49.9) | 179 (46.5) | 193 (47.7) | 218 (54.5) | 173 (43.1) | 212 (33.5) | 1164 (44.7) | ||
| Han nationality | 362 (95.5) | 369 (95.8) | 382 (94.3) | 381 (95.3) | 389 (97.0) | 614 (97.0) | 2497 (95.9) | 6.37 | 0.272 |
| Education level | 64.16 | <0.001c | |||||||
| Junior high school or lower | 72 (19.0) | 47 (12.2) | 66 (16.3) | 53 (13.3) | 49 (12.2) | 35 (5.5) | 322 (12.4) | ||
| Senior high school | 111 (29.3) | 99 (25.7) | 115 (28.4) | 140 (35.0) | 103 (25.7) | 110 (17.4) | 678(26.0) | ||
| College or higher | 196 (51.7) | 239 (62.1) | 224 (55.3) | 207 (51.8) | 249 (62.1) | 488 (77.1) | 1603(61.6) | ||
| Monthly income (CNY) | 131.60 | <0.001c | |||||||
| 0 | 49 (12.9) | 54 (14.0) | 46 (11.4) | 39 (9.8) | 56 (14.0) | 84 (13.3) | 328 (12.6) | ||
| ≤2000 | 125 (33.0) | 88 (22.8) | 99 (24.5) | 65 (16.3) | 27 (6.7) | 47 (7.4) | 451 (17.3) | ||
| 2001-3000 | 85 (22.4) | 95 (24.7) | 94 (23.2) | 112 (28.0) | 78 (19.5) | 98 (15.5) | 562 (21.6) | ||
| 3001-4000 | 60 (15.8) | 60 (15.6) | 69 (17.0) | 86 (21.5) | 72 (18.0) | 112 (17.7) | 459 (17.6) | ||
| >4000 | 60 (15.8) | 88 (22.9) | 97 (24.0) | 98 (24.5) | 168 (41.9) | 292 (46.1) | 803 (30.8) | ||
| Self-perceived sexual orientation | 26.23 | 0.003 | |||||||
| Homosexual | 232 (61.2) | 247 (64.2) | 264 (65.2) | 260 (65.0) | 247 (61.6) | 451 (71.2) | 1701 (65.3) | ||
| Bisexual | 106 (28.0) | 109 (28.3) | 117 (28.9) | 120 (30.0) | 119 (29.7) | 148 (23.4) | 719 (27.6) | ||
| Uncertain | 41 (10.8) | 29 (7.5) | 24 (5.9) | 20 (5.0) | 35 (8.7) | 34 (5.4) | 183 (7.0) | ||
| Venues for meeting partners | 170.40 | <0.001 | |||||||
| Bar, disco, tea house or club | 28 (7.4) | 31 (8.1) | 25 (6.2) | 27 (6.8) | 22 (5.5) | 22 (3.5) | 155 (6.0) | ||
| Bath house, sauna or massage | 25 (6.6) | 15 (3.9) | 14 (3.5) | 9 (2.3) | 6 (1.5) | 8 (1.3) | 77 (3.0) | ||
| Park, public toilet | 57 (15.0) | 25 (6.5) | 24 (5.9) | 18 (4.5) | 40 (10.0) | 5 (0.8) | 169 (6.5) | ||
| Internet | 247 (65.2) | 273 (70.9) | 298 (73.6) | 309 (77.3) | 282 (70.3) | 564 (89.1) | 1973 (75.8) | ||
| Other | 22 (5.8) | 41 (10.6) | 44 (10.9) | 37 (9.3) | 51 (12.7) | 34 (5.4) | 229 (8.8) | ||
| Age of first sex with male (years) | 1.97 | 0.161c | |||||||
| <19 | 66 (17.4) | 88 (22.9) | 63 (15.6) | 62 (15.5) | 70 (17.5) | 118 (18.6) | 467 (17.9) | ||
| 19-24 | 195 (51.5) | 178 (46.2) | 181 (44.7) | 179 (44.8) | 192 (48.0) | 364 (57.5) | 1289 (49.5) | ||
| ≥25 | 118 (31.1) | 119 (30.9) | 161 (39.8) | 159 (39.8) | 138 (34.5) | 151 (23.9) | 846 (32.5) | ||
| Number of male partners in the past 6 months | 7.45 | 0.006c | |||||||
| 1 | 94 (28.0) | 123 (35.3) | 121 (33.6) | 123 (33.3) | 136 (37.5) | 184 (32.2) | 781 (33.3) | ||
| 2 | 80 (23.8) | 92 (26.4) | 96 (26.7) | 98 (26.6) | 97 (26.7) | 159 (27.8) | 622 (26.5) | ||
| 3 | 69 (20.5) | 66 (19.0) | 63 (17.5) | 66 (17.9) | 72 (19.8) | 112 (19.6) | 448 (19.1) | ||
| 4-9 | 69 (20.5) | 38 (10.9) | 60 (16.7) | 68 (18.4) | 40 (11.1) | 105 (18.4) | 380 (16.2) | ||
| ≥10 | 24 (7.1) | 29 (8.3) | 20 (5.6) | 14 (3.8) | 18 (5.0) | 12 (2.1) | 117 (5.0) | ||
| Had sex with female in the past six months | 82 (21.6) | 81 (21.0) | 80 (19.8) | 74 (18.5) | 87 (21.7) | 76 (12.0) | 480 (18.4) | 25.02 | <0.001 |
| UVIb | 58 (15.3) | 49 (12.7) | 64 (15.8) | 52 (13.0) | 60 (15.0) | 53 (8.4) | 336 (12.9) | 18.05 | 0.003 |
| UAIb | 233 (61.5) | 210 (54.5) | 240 (59.3) | 248 (62.0) | 227 (56.6) | 361 (57.0) | 1519 (58.4) | 7.10 | 0.213 |
| HIV test in the past 12 months | 62 (16.4) | 274 (71.2) | 178 (44.0) | 177 (44.7) | 198 (49.7) | 338 (53.4) | 1227 (47.3) | 247.15 | <0.001 |
| Coverage of HIV intervention | 287 (75.7) | 338 (87.8) | 301 (74.3) | 283 (70.8) | 334 (83.3) | 538 (85.0) | 2081 (79.9) | 60.94 | <0.001 |
