Table 1 Descriptive statistics of the participants (n = 529)
Variables | N | % |
|---|---|---|
Socio-demographic characteristics | ||
 Age group (years) | ||
  50–59 | 166 | 31.4 |
  60–69 | 262 | 49.5 |
   ≥ 70 | 101 | 19.1 |
 Sex | ||
  Male | 375 | 70.9 |
  Female | 154 | 29.1 |
 Ethnicity | ||
  Han | 526 | 99.4 |
  Minority | 3 | 0.6 |
 Place of residence |  |  |
  Rural | 408 | 77.1 |
  Urban | 121 | 22.9 |
 Education level | ||
  Illiterate | 86 | 16.2 |
  Primary school | 249 | 47.1 |
  Junior high school | 145 | 27.4 |
  Senior high school or above | 49 | 9.3 |
 Marital status | ||
  Unmarried | 29 | 5.5 |
  Married and living with spouse | 270 | 51.1 |
  Married but not living with spouse | 78 | 14.7 |
  Divorced/Widowed | 152 | 28.7 |
 Employment status | ||
  Employed | 137 | 25.9 |
  Retired | 73 | 13.8 |
  Unemployed | 319 | 60.3 |
 Duration of out-migrating for work (years) | ||
  None | 280 | 52.9 |
  ≤ 10 | 105 | 19.8 |
  > 10 | 144 | 27.2 |
 Monthly personal income (RMB yuan) | ||
  None | 42 | 7.9 |
  < 1000 | 228 | 43.2 |
  1000-1999 | 135 | 25.5 |
  ≥ 2000 | 124 | 23.4 |
 Having an HIV-infected spouse | ||
  Yes | 202 | 38.1 |
  No | 298 | 56.3 |
  Do not have spouse | 29 | 5.5 |
 Number of children | ||
  0 | 41 | 7.8 |
  1 | 241 | 45.6 |
  2 | 176 | 33.3 |
  ≥ 3 | 71 | 13.4 |
Disease-related characteristics | ||
 Route of HIV transmission | ||
  Sexual behavior with spouse | 129 | 24.4 |
  Sexual behavior with a non-spouse opposite-sex partner | 345 | 65.2 |
  Sexual behavior with a same-sex partner | 28 | 5.3 |
  Blood transfusion | 27 | 5.1 |
 Time since diagnosis (years) | ||
  < 1 | 156 | 29.5 |
  1–3 | 207 | 39.1 |
  > 3 | 166 | 31.4 |
 Duration on antiretroviral therapy (years) | ||
  ≤ 2 | 350 | 66.2 |
  > 2 | 179 | 33.8 |
 Stage of HIV infection | ||
  HIV | 249 | 47.1 |
  AIDS | 277 | 52.4 |
  Missing | 3 | 0.5 |
 CD4 count in the most recent episode of testing (cls/μl) | ||
  < 200 | 145 | 27.4 |
  200–350 | 167 | 31.6 |
  351–500 | 124 | 23.4 |
  > 500 | 87 | 16.4 |
  Missing | 6 | 1.2 |