Skip to main content

Table 1 Distribution of the socio-demographics and HIV-related risk behavior among MSM in China, 2012–2013 (N = 4488a)

From: High HIV incidence epidemic among men who have sex with men in china: results from a multi-site cross-sectional study

Variables HIV antibody negative MSM MSM with established HIV infection MSM with recent HIV infection All MSM
Nnb Percentage
(95 % CI)
Ncb Percentage
(95 % CI)
Neb Percentage
(95 % CI)
Ntb Percentage
(95 % CI)
City
 Kunming 553 13.7 (12.6-14.7) 41 16.4 (11.8-21.0) 37 19.9 (14.1-25.7) 631 14.1 (13.0-15.1)
 Shenyang 612 15.1 (14.0-16.2) 30 12.0 (7.9-16.1) 22 11.8 (7.1-16.5) 664 14.8 (13.8-15.8)
 Ji’nan 592 14.6 (13.5-15.7) 39 15.6 (11.1-20.1) 43 23.1 (17.0-29.2) 674 15.0 (14.0-16.1)
 Changsha 601 14.8 (13.7-15.9) 46 18.4 (13.6-23.2) 38 20.4 (14.6-26.3) 685 15.3 (14.2-16.3)
 Zhengzhou 402 9.9 (9.0-10.8) 46 18.4 (13.6-23.2) 17 9.1 (5.0-13.3) 465 10.4 (9.5-11.3)
 Nanjing 546 13.5 (12.4-14.5) 30 12.0 (7.9-16.1) 16 8.6 (4.5-12.7) 592 13.2 (12.2-14.2)
 Shanghai 746 18.4 (17.2-19.6) 18 7.2 (4.0-10.4) 13 7.0 (3.3-10.7) 777 17.3 (16.2-18.4)
Age
 18-25 1 458 36.0 (34.5-37.5) 71 28.4 (22.8-34.0) 88 47.3 (40.1-54.6) 1617 36.0 (34.6-37.4)
 26-35 1 672 41.3 (39.7-42.8) 124 49.6 (43.4-55.8) 66 35.5 (28.5-42.4) 1862 41.5 (40.0-42.9)
 36-45 580 14.3 (13.2-15.4) 27 10.8 (6.9-14.7) 22 11.8 (7.1-16.5) 629 14.0 (13.0-15.0)
  > =46 342 8.4 (7.6-9.3) 28 11.2 (7.3-15.1) 10 5.4 (2.1-8.6) 380 8.5 (7.7-9.3)
Residence
 Local cities 1 613 39.8 (38.3-41.3) 107 42.8 (36.6-49.0) 63 33.9 (27.0-40.7) 1783 39.7 (38.3-41.2)
 Non-local cities 2 439 60.2 (58.7-61.7) 143 57.2 (51.0-63.4) 123 66.1 (59.3-73.0) 2705 60.3 (58.8-61.7)
Education
 Primary school or below 138 3.4 (2.8-4.0) 9 3.6 (1.3-5.9) 9 4.8 (1.7-8.0) 156 3.5 (2.9-4.0)
 Junior school 675 16.7 (15.5-17.8) 50 20.0 (15.0-25.0) 34 18.3 (12.7-23.9) 759 16.9 (15.8-18.0)
 High school 1 080 26.7 (25.3-28.0) 72 28.8 (23.1-34.5) 44 23.7 (17.5-29.8) 1196 26.7 (25.4-27.9)
 College or above 2 159 53.3 (51.7-54.8) 119 47.6 (41.4-53.8) 99 53.2 (46.0-60.5) 2377 53.0 (51.5-54.4)
Sexual orientation
 Other orientation 1 690 41.7 (40.2-43.2) 82 32.8 (26.9-38.7) 60 32.3 (25.5-39.0) 1832 40.8 (39.4-42.3)
 Homosexual orientation 2 362 58.3 (56.8-59.8) 168 67.2 (61.3-73.1) 126 67.7 (61.0-74.5) 2656 59.2 (57.7-60.6)
Marital status
 Ever married 1 210 29.9 (28.5-31.3) 94 37.6 (31.6-43.6) 52 28.0 (21.4-34.5) 1356 30.2 (28.9-31.6)
 Never married 2 842 70.1 (68.7-71.5) 156 62.4 (56.4-68.4) 134 72.0 (65.5-78.6) 3132 69.8 (68.4-71.1)
Occupations
 Non-students 3 524 87.0 (85.9-88.0) 239 95.6 (93.0-98.2) 160 86.0 (81.0-91.1) 3923 87.4 (86.4-88.4)
 Students 528 13.0 (12.0-14.1) 11 4.4 (1.8-7.0) 26 14.0 (8.9-19.0) 565 12.6 (11.6-13.6)
Monthly income (USD)
 No income 716 17.7 (16.5-18.8) 21 8.4 (4.9-11.9) 31 16.7 (11.3-22.1) 768 17.1(16.0-18.2)
 1-600 1 822 45.0 (43.4-46.5) 129 51.6 (45..4-57.8) 86 46.2 (39.0-53.5) 2037 45.4 (43.9-46.8)
  > =600 1 514 37.4 (35.9-38.9) 100 40.0 (33.9-46.1) 69 37.1 (30.1-44.1) 1683 37.5 (36.1-38.9)
Main venue of seeking male sexual partners
 Non-Internet 1 303 32.2 (30.7-33.6) 80 32.0 (26.2-37.8) 56 30.1 (23.5-36.8) 1439 32.1 (30.7-33.4)
 Internet 2 749 67.8 (66..4-69.3) 170 68.0 (62.2-73.8) 130 69.9 (63.2-76.5) 3049 67.9 (66.6-69.3)
Knowledge about prevention of HIV
 Inadequate 2 258 55.7 (54.2-57.3) 140 56.0 (49.8-62.2) 77 41.4 (34.3-48.5) 2475 55.2 (53.7-56.6)
 Adequate 1 794 44.3 (42.7-45.8) 110 44.0 (37.8-50.2) 109 58.6 (51.5-65.7) 2013 44.9 (43.4-46.3)
Age of initial sex(years)
 15 or less 264 6.5 (5.8-7.3) 14 5.6 (2.7-8.5) 7 3.8 (1.0-6.5) 285 6.4 (5.6-7.1)
 16-25 3 448 85.1 (84.0-86.2) 208 83.2 (78.5-87.9) 169 90.9 (86.7-95.0) 3825 85.2 (84.2-86.3)
  > =26 340 8.4 (5.9-11.8) 28 11.2 (4.0-27.8) 10 5.3 (0.6-34.8) 378 8.5 (7.4-9.4)
Gender of initial sexual partner
 Female 1 404 34.6 (33.2-36.1) 98 39.2 (33.1-45.3) 63 33.9 (27.0-40.7) 1565 34.9 (33.5-36.3)
 Male 2 648 65.4 (63.9-66.8) 152 60.8 (54.7-66.9) 123 66.1 (59.3-73.0) 2923 65.1 (63.7-66.5)
Anal sexual experience in last 6-months
 No 248 6.1 (5.4-6.9) 12 4.8 (2.1-7.5) 5 2.7 (0.3-5.0) 265 5.9(5.2-6.6)
 Yes 3 804 93.9 (93.1-94.6) 238 95.2 (92.5-97.9) 181 97.3 (95.0-99.7) 4223 94.1 (93.4-94.8)
Predominant sex position in last 6 months
 Receptive or both 2 828 69.8 (68.4-71.2) 190 76.0 (70.7-81.3) 147 79.0 (73.1-84.9) 3165 70.5 (69.2-71.9)
 Insertive 1 224 30.2 (28.8-31.6) 60 24.0 (18.7-29.3) 39 21.0 (15.1-26.9) 1323 29.5 (28.1-30.8)
Used condom at last anal sex with male partners
 No 1 111 27.4 (26.0-28.8) 82 32.8 (26.9-38.7) 57 30.6 (24.0-37.3) 1250 27.9 (26.5-29.2)
 Yes 2 941 72.6 (71.2-74.0) 168 67.2 (61.3-73.1) 129 69.4 (62.7-76.0) 3238 72.1 (70.8-73.5)
No. of male sexual partners in last six months
  < =2 2 514 62.0 (60.5-63.5) 139 55.6 (49.4-61.8) 100 53.8 (46.5-61.0) 2753 61.3 (59.9-62.8)
  > 2 1 538 38.0 (36.5-39.5) 111 44.4 (38.2-50.6) 86 46.2 (39.0-53.5) 1735 38.7 (37.2-40.1)
Having female sexual partners in last 6 months
 No 3 305 81.6 (80.4-82.8) 195 78.0 (72.8-83.2) 158 84.9 (79.8-90.1) 3658 81.5(80.4-82.6)
 Yes 747 18.4 (17.2-19.6) 55 22.0 (16.8-27.2) 28 15.1 (9.9-20.2) 830 18.5 (17.4-19.6)
Recreational drug use in last 6 months
 No 2 939 72.5 (71.2-73.9) 162 64.8 (58.8-70.8) 116 62.4 (55.3-69.4) 3217 71.7 (70.4-73.0)
 Yes 1 113 27.5 (26.1-28.8) 88 35.2 (29.2-41.2) 70 37.6 (30.6-44.7) 1271 28.3 (27.0-29.6)
STDs-related symptoms in last year
 No 3 759 92.8 (92.0-93.6) 218 87.2 (83.0-91.4) 165 88.7 (84.1-93.3) 4142 92.3 (91.5-93.1)
 Yes 293 7.2 (6.4-8.0) 32 12.8 (8.6-17.0) 21 11.3(6.7-15.9) 346 7.7(6.9-8.5)
Anal bleeding in last 6 months
 No 3 454 85.2 (84.1-86.3) 203 81.2 (76.3-86.1) 137 73.7 (67.3-80.0) 3794 84.5 (83.5-85.6)
 Yes 598 14.8 (13.7-15.9) 47 18.8 (13.9-23.7) 49 26.3(20.0-32.7) 694 15.5(14.4-16.5)
Condom breakage during anal intercourse in last 6-months
 No 3 700 91.3 (90.4-92.2) 235 94.0 (91.0-97.0) 164 88.2 (83.5-92.9) 4099 91.3 (90.5-92.2)
 Yes 352 8.7 (7.8-9.6) 15 6.0 (3.0-9.0) 22 11.8 (7.1-16.5) 389 8.7 (7.8-9.5)
Circumcision experience
 No 3 722 91.9 (91.0-92.7) 226 90.4 (86.7-94.1) 160 86.0 (81.0-91.1) 4108 91.5 (90.7-92.3)
 Yes 330 8.1 (7.3-9.0) 24 9.6 (5.9-13.3) 26 14.0 (8.9-19.0) 380 8.5 (7.7-9.3)
  1. aEight of the 444 HIV antibody positive MSM participants were not tested by BED-CEIA due to lack of adequate blood samples
  2. bNn = Number of HIV negative participants, Nc = Number of cases with established HIV infection, Ne = Number of cases with recent/established HIV infection, Nt = Total number of participants tested