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Table 2 Changes in HIV prevalence stratified by demographic/risk characteristics among men who have sex with men in Guangxi, 2008 to 2012

From: HIV and syphilis prevalence trends among men who have sex with men in Guangxi, China: yearly cross-sectional surveys, 2008–2012

 

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

  1. *The sample in 2011 is slightly different.
  2. **Only among men reporting sex with a male in the past 6 months.
  3. Note: The p values in bold were statistically significant trends which were highlighted to make them convenient to be identified.