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Table 1 Social-demographic characteristics of participants

From: Two-year cross-sectional studies reveal that single, young MSMs in Shenzhen, China are at high risk for HIV infection

Characteristics Case number (%)  
2013 2015 P-value
Age (years)    0.001
 2–14 0 (0.0%) 0 (0.0%)  
 15–19 1 (0.4%) 8 (3.2%)  
 20–25 36 (14.4%) 52 (20.8%)  
 26–29 41 (16.4%) 63 (25.2%)  
 30–34 65 (26.0%) 44 (17.6%)  
 35–39 40 (16.0%) 22 (8.8%)  
 40–49 48 (19.2%) 41 (16.4%)  
  ≥ 50 18 (7.2%) 20 (8.0%)  
 Unknown 1 (0.4%) 0 (0.0%)  
Gender    > 0.05
 Male 222 (88.8%) 221 (88.4%)  
 Female 27 (10.8%) 29 (11.6%)  
 Unknown 1 (0.4%) 0 (0.0%)  
Ethnic    > 0.05
 Han ethnic 241 (96.4%) 234 (93.6%)  
 Minor ethnic 9 (3.6%) 16 (6.4%)  
Marital status    0.002
 Single 139 (55.6%) 161 (64.4%)  
 Married 88 (35.2%) 53 (21.2%)  
 Divorced, separated or widowed 23 (9.2%) 33 (13.2%)  
 Unknown 0 (0%) 3 (1.2%)  
Education    > 0.05
 College or higher 59 (23.6%) 76 (30.4%)  
 Senior high school 77 (30.8%) 62 (24.8%)  
 Junior high school 92 (36.8%) 93 (37.2%)  
 Primary school or lower 22 (8.8%) 19 (7.6%)  
Occupation    > 0.05a
 Catering services 6 (2.4%) 3 (1.2%)  
 Official 7 (2.8%) 7 (2.8%)  
 Worker 70 (28%) 65 (26%)  
 Commercial service 61 (24.4%) 69 (27.6%)  
 Unemployed 61 (24.4%) 78 (31.2%)  
 Retired 3 (1.2%) 3 (1.2%)  
 Migrant laborer 2 (0.8%) 4 (1.6%)  
 Student 1 (1.6%) 2 (0.8%)  
 Others 4 (0.4%) 12 (4.8%)  
 Unknown 35 (14.0%) 7 (2.8%)  
Route of transmission    0.017
 Heterosexual 133 (53.2%) 112 (44.8%)  
 MSM 101 (40.4%) 130 (52.0%)  
 IDU 12 (4.8%) 4 (1.6%)  
 Blood-borne 1 (0.4%) 1 (0.4%)  
 Unknown 3 (1.2%) 3 (1.2%)  
  1. aNote: Unknown group was omitted before analysis
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