Skip to main content

Table 3 Characteristics correlated with unprotected anal intercourse among MSM in Guangzhou: trend from 2008 to 2013 a

From: Consistently High Unprotected Anal Intercourse (UAI) and factors correlated with UAI among men who have sex with men: implication of a serial cross-sectional study in Guangzhou, China

Characteristics Percentage of UAI in different stratums
2008 2009 2010 2011 2012 2013 χ 2value P b
% (n) % (n) % (n) % (n) % (n) % (n)
Age (years)         
  <20 64.3 (9) 70.0 (7) 69.2 (9) 80.0 (12) 88.9 (8) 73.3 (1) 0.94 0.333
  20-29 60.8 (132) 55.1 (125) 61.2 (150) 62.4 (156) 55.7 (127) 58.7 (226) 0.07 0.786
  30-39 64.0 (71) 54.9 (62) 58.3 (70) 67.3 (68) 55.5 (71) 51.7 (90) 2.61 0.106
  ≥40 56.8 (21) 45.7 (16) 40.7 (11) 35.3 (12) 58.3 (21) 57.6 (34) 0.55 0.458
Marital status         
  Single 58.4 (125) 47.8 (111) 57.0 (146) 60.8 (158) 53.5 (138) 52.3 (225) 0.37 0.544
  Cohabiting with male partner 73.1 (49) 69.6 (48) 64.5 (40) 76.1 (35) 68.3 (43) 77.9 (81) 0.88 0.349
  Married 58.2 (46) 56.5 (39) 63.5 (47) 56.2 (50) 53.6 (37) 52.6 (40) 0.84 0.360
  Divorced or widowed 68.4 (13) 80.0 (12) 53.8 (7) 100.0 (5) 81.8 (9) 65.2 (15) 0.01 0.952
Education level         
  Junior high school or lower 59.7 (43) 66.0 (31) 62.1 (41) 62.3 (33) 61.2 (30) 74.3 (26) 0.80 0.372
  Senior high school 62.2 (69) 55.6 (55) 64.3 (74) 65.0 (91) 59.2 (61) 59.1 (65) 0.01 0.914
  College or higher 61.7 (121) 51.9 (124) 55.8 (125) 59.9 (124) 54.6 (136) 55.3 (270) 0.44 0.509
Number of male partners in the past 6 months        
  1 69.1 (65) 58.5 (72) 57.0 (69) 58.5 (72) 55.1 (75) 59.8 (110) 1.31 0.252
  2 60.0 (48) 58.7 (54) 59.4 (57) 70.4 (69) 68.0 (66) 62.9 (100) 1.25 0.263
  3 69.6 (48) 65.2 (43) 77.8 (49) 72.7 (48) 66.7 (48) 58.9 (66) 2.39 0.122
  4-9 75.4 (52) 60.5 (23) 80.0 (48) 70.6 (48) 62.5 (25) 72.4 (76) 0.16 0.689
  ≥10 83.3 (20) 62.1 (18) 85.0 (17) 78.6 (11) 72.2 (13) 58.3 (7) 0.07 0.403
HIV test in the past 12 months         
  Yes 64.5 (40) 53.3 (146) 55.1 (98) 55.4 (98) 59.1 (117) 53.3 (180) 0.17 0.679
  No 60.9 (193 57.7 (64) 62.6 (142) 67.1 (147) 54.3 (107) 61.4 (181) 0.03 0.863
  1. aOnly significant factors in multivariate logistic regression were analyzed.
  2. bLinear-by-linear association chi-square test.