Table 1.
Demographic characteristics and health-related correlates by age group
| Characteristics | Age group (years) | |||
|---|---|---|---|---|
| Total | <30 | 30–49 | ≥50 | |
| N(%) | 2987(100.0) | 386(12.9) | 1867(62.5) | 721(24.1) |
| Sex encounters over the past 6 months | ||||
| Yes | 1551(51.9) | 252(65.6) | 1085(58.2) | 207(28.8)*** |
| No | 1436(48.1) | 132(34.4) | 778(41.8) | 512(71.2) |
| Gender | ||||
| Male | 1868(62.8) | 148(38.3) | 1209(64.8) | 511(70.9)*** |
| Female | 1106(37.2) | 238(61.7) | 658(35.2) | 210(29.1) |
| Ethnicity | ||||
| Han | 2109(70.7) | 262(67.9) | 1298(69.7) | 541(75.0)* |
| Others | 873(29.3) | 124(32.1) | 565(30.3) | 180(25.0) |
| Same-sex behavior | ||||
| Yes | 173(11.6) | 18(7.3) | 118(11.3) | 37(18.7)*** |
| No | 1320(88.4) | 227(92.7) | 924(88.7) | 161(81.3) |
| Education in years (Mean/SD) | 6.97(3.00) | 7.85(2.70) | 7.21(2.80) | 5.86(3.30)*** |
| Monthly household income(RMB) | ||||
| 0–999 | 1572(53.1) | 181(47.5) | 1001(54.0) | 384(53.9)* |
| 1000–1999 | 870(29.4) | 110(28.9) | 555(30.0) | 200(28.1) |
| 2000–2999 | 334(11.3) | 61(16.0) | 192(10.4) | 81(11.4) |
| ≥3000 | 182(6.2) | 29(7.6) | 104(5.6) | 47(6.6) |
| Self-report health status | ||||
| Very good | 541(18.1) | 108(28.0) | 325(17.4) | 105(14.6)*** |
| Good | 723(24.2) | 98(25.4) | 437(23.4) | 187(25.9) |
| Normal | 1342(45.0) | 139(36.0) | 858(46.0) | 338(46.9) |
| Bad | 379(12.7) | 41(10.6) | 245(13.1) | 91(12.6) |
| Steady partner infected with HIV | ||||
| Yes | 1267(43.7) | 165(43.2) | 817(45.0) | 278(40.1)*** |
| No | 882(30.4) | 105(27.5) | 539(29.7) | 234(33.8) |
| Don’t know | 327(11.3) | 33(8.6) | 189(10.4) | 105(15.2) |
| No steady partners | 426(14.7) | 79(20.7) | 270(14.9) | 76(11.0) |
| Transmission route | ||||
| Steady partner | 852(28.6) | 150(39.2) | 537(28.9) | 163(22.7)*** |
| Casual/commercial partner | 1110(37.3) | 118(30.8) | 606(32.6) | 382(53.2) |
| Injection drug use | 471(15.8) | 46(12.0) | 398(21.4) | 26(3.6) |
| Other/don’t know | 541(18.2%) | 69(18.0) | 319(17.2) | 147(20.5) |
*
p ≤ .05;
**
p ≤ .01;
***
p ≤ .001 (two-tailed).