2008 | 2009 | 2010 | 2011* | 2012 | |||
---|---|---|---|---|---|---|---|
Variable | % (n/N) | % (n/N) | % (n/N) | % (n/N) | % (n/N) | p | ptrend |
Age | |||||||
≤25 | 1.6(8/492) | 1.4(7/517) | 2.2(10/461) | 4.3(16/376) | 2.7(15/575) | 0.04 | 0.03 |
>25 | 1.8(12/654) | 1.2(10/834) | 3.8(30/796) | 2.0(19/938) | 4.5(32/726) | <0.001 | 0.001 |
Current marital status | |||||||
Never married | 1.5(12/813) | 1.5(14/954) | 2.5(22/879) | 3.6(24/686) | 3.9(39/1013) | 0.001 | <0.001 |
Other | 2.4(8/333) | 0.8(3/397) | 4.8(18/377) | 1.8(11/627) | 2.8(8/288) | 0.004 | 0.58 |
Registered Guangxi resident | |||||||
Yes | 1.5(14/957) | 1.2(14/1181) | 2.9(32/1095) | 2.8(33/1183) | 3.7(41/1142) | <0.001 | <0.001 |
No, i.e., a migrant | 3.2(6/189) | 1.8(3/170) | 5.1(8/161) | 1.6(2/129) | 3.8(6/159) | 0.37 | 0.75 |
Education | |||||||
Junior high school or lower | 1.4(4/278) | 1.3(5/398) | 4.2(14/339) | 2.4(5/211) | 3.9(10/260) | 0.05 | 0.03 |
Senior high school | 1.4(6/422) | 0.8(4/499) | 4.0(19/485) | 2.4(14/586) | 3.1(15/489) | 0.01 | 0.02 |
College or higher | 2.2(10/446) | 1.8(8/454) | 1.6(7/433) | 3.1(16/517) | 4.1(22/552) | 0.09 | 0.02 |
Had sex with male in the past 6 months | |||||||
Yes | 1.9(17/876) | 1.4(16/1109) | 2.8(25/906) | 2.8(30/1094) | 3.7(32/873) | 0.02 | 0.002 |
No | 0.8(2/248) | 0.4(1/234) | 4.4(15/341) | 2.3(5/220) | 3.6(15/426) | 0.01 | 0.02 |
Used condom in the last male-male sex** | |||||||
Yes | 2.4(12/504) | 1.5(11/731) | 2.9(19/660) | 2.5(22/874) | 3.5(23/667) | 0.19 | 0.08 |
No | 1.4(5/364) | 1.3(5/375) | 2.7(6/227) | 3.8(8/214) | 4.5(9/201) | 0.06 | 0.004 |
Used condom with male in the past 6 months** | |||||||
Yes | 2.2(16/734) | 1.6(16/1011) | 3.0(24/808) | 2.8(29/1045) | 3.6(29/820) | 0.07 | 0.02 |
No | 0.7(1/136) | 0(0/96) | 1.2(1/81) | 2.1(1/47) | 6.4(3/47) | 0.04 | 0.01 |
Had sex with female in the past 6 months | |||||||
Yes | 2.0(5/250) | 0.7(2/302) | 1.1(3/263) | 1.9(7/372) | 2.7(5/190) | 0.43 | 0.34 |
No | 1.6(14/885) | 1.4(15/1046) | 3.7(36/983) | 3.0(28/942) | 3.8(42/1110) | 0.001 | <0.001 |
Received peer education in the past year | |||||||
Yes | 1.6(8/516) | 1.2(10/823) | 3.3(27/836) | 1.8(14/804) | 3.8(26/694) | 0.002 | 0.006 |
No | 1.9(12/629) | 1.3(7/528) | 3.1(13/419) | 4.0(20/506) | 3.5(21/607) | 0.04 | 0.008 |
Tested for HIV in the past year | |||||||
Yes | 2.0(7/353) | 1.3(9/716) | 2.8(22/788) | 2.0(16/826) | 3.6(25/707) | 0.04 | 0.03 |
No | 1.6(13/793) | 1.3(8/635) | 3.9(18/468) | 4.0(19/485) | 3.7(22/594) | 0.003 | 0.001 |
Current syphilis infection | |||||||
Yes | 6.8(4/59) | 3.3(3/90) | 8.3(8/99) | 14.1(11/81) | 14.2(15/109) | 0.06 | 0.008 |
No | 1.5(16/1087) | 1.1(14/1261) | 2.8(32/1158) | 2.0(24/1233) | 2.7(32/1192) | 0.009 | 0.009 |