Table 1 Descriptive statistics for demographics and behaviors of the study population.

From: Human Papillomavirus awareness and vaccine acceptability among men who have sex with men from mainland China

Variable

All sites n (%)

Developed Citiesa n (%)

Medium developed Citiesb n (%)

Less developed Citiesc n (%)

P for χ2 test

(Part 1/2)

Total

3057

1202

1222

633

 

Age (years, mean ± SD)

31.0 ± 8.5

30.7 ± 7.6

30.8 ± 9.0

32.2 ± 8.9

<0.01

Education

  ≤9 years

328 (10.7)

96 (8.0)

154 (12.6)

78 (12.3)

<0.01

  10–12 years

731 (23.9)

317 (26.4)

255 (20.9)

159 (25.1)

 

  >12 years

1998 (65.4)

789 (65.6)

813 (66.5)

396 (62.6)

 

Marriage status

  Unmarried

2329 (76.2)

982 (81.7)

947 (77.5)

400 (63.2)

<0.01

  Married

573 (18.7)

183 (15.2)

208 (17.0)

182 (28.7)

 

  Divorced or widowed

155 (5.1)

37 (3.1)

67 (5.5)

51 (8.1)

 

Employment

  Own a business

337 (11.0)

97 (8.1)

153 (12.5)

87 (13.7)

<0.01

  Employee

1732 (56.7)

789 (65.6)

579 (47.4)

364 (57.5)

 

  Freelance

320 (10.5)

99 (8.2)

151 (12.4)

70 (11.1)

 

  Not employed

668 (21.8)

217 (18.1)

339 (27.7)

112 (17.7)

 

Self-reported sexual orientation

  Homosexual

2277 (74.5)

930 (77.4)

906 (74.1)

441 (69.7)

<0.01

  Heterosexual

34 (1.1)

12 (1.0)

16 (1.3)

6 (0.9)

 

  Bisexual

615 (20.1)

213 (17.7)

247 (20.2)

155 (24.5)

 

  Not sure

131 (4.3)

47 (3.9)

53 (4.4)

31 (4.9)

 

(Part 2/2)

Ever had sex with women

  Yes

1116 (36.5)

334 (27.8)

461 (37.7)

321 (50.7)

<0.01

  No

1941 (63.5)

868 (72.2)

761 (62.3)

312 (49.3)

 

Age at first homosexual behavior (years, mean ± SD)

21.7 ± 5.6

21.7 ± 4.8

21.3 ± 5.7

22.3 ± 6.6

<0.01

Number of lifetime homosexual partners

  1–5

1004 (32.8)

353 (29.4)

470 (38.4)

181 (28.6)

<0.01

  6–10

858 (28.1)

347 (28.9)

363 (29.7)

148 (23.4)

 

  11–30

718 (23.5)

266 (22.1)

277 (22.7)

175 (27.6)

 

  More than 30

477 (15.6)

236 (19.6)

112 (9.2)

129 (20.4)

 

Have fixed sexual partner currently

1446 (47.3)

602 (50.1)

552 (45.2)

292 (46.1)

0.04

Ever been diagnosed with genital wart

255 (8.3)

88 (7.3)

99 (8.1)

68 (10.7)

<0.01

Ever been diagnosed with STIs except genital wart

478 (15.6)

249 (20.7)

141 (11.5)

88 (13.9)

<0.01

  1. Abbreviation: SD, standard deviation; STIs, sexually transmitted infections; aDeveloped Cities: Beijing, Shanghai, Guangzhou, Tianjin; bMedium developed Cities: Xi’an, Chengdu, Chongqing, Wuhan; cLess developed Cities: Zhengzhou, Taiyuan.
  2. Data source: a multicenter cross-sectional study that conducted in men who have sex with men from 10 cities in mainland China between December 2012 and July 2014.
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