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Table 1 Social-demographic characteristics of participants

From: Genetic characterization of HIV-1 epidemic in Anhui Province, China

CharacteristicsCase number and percentage
Age (years old)
 ≤ 2027 (5.56%)
 21–30159 (32.72%)
 31–4095 (19.55%)
 41–5090 (18.52%)
 >5094 (19.34%)
 Unknown21 (4.32%)
Gender
 Male424 (87.24%)
 Female58 (11.93%)
 Unknown4 (0.82%)
Route of transmission
 Heterosexual210 (43.21%)
 MSM a253 (52.06%)
 Blood-borne1 (0.21%)
 Unknown22 (4.53%)
Ethnic group
 Han460 (94.65%)
 Yi3 (0.62%)
 Dong1 (0.21%)
 Miao1 (0.21%)
 Unknown21 (4.32%)
Marital status
 Divorced or widowed65 (13.37%)
 Single207 (42.59%)
 Married192 (39.51%)
 Unknown22 (4.53%)
Degree of education
 Illiterate29 (5.97%)
 Primary school63 (12.96%)
 Middle school142 (29.22%)
 Senior high school and middle special school84 (17.28%)
 College or above144 (29.63%)
 Unknown24 (4.94%)
  1. aMSM men who have sex with men
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