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Table 3 Compare of characteristics of study participants, by self-reported use of RUSH (N = 500)

From: Knowledge, attitude, and status of nitrite inhalant use among men who have sex with men in Tianjin, China

  Use of RUSH  
Factors Yes
No. (%)
No
No. (%)
Odds Ratio (95% CI)
Age (years)
  ≤ 20 10 (5.2) 21 (6.8) 1
 21–30 122 (63.2) 184 (60.0) 1.39 (0.63, 3.06)
 31–40 47 (24.4) 60 (19.5) 1.65 (0.71, 3.83)
 41–50 11 (5.7) 29 (9.5) 0.80 (0.29, 2.22)
  > 50 3 (1.5) 13 (4.2) 0.49 (0.11, 2.10)
Han Ethnic
 No 4 (2.1) 4 (1.3) 1
 Yes 189 (97.9) 303 (98.7) 0.62 (0.15, 2.52)
Years of education
  ≤ 12 88 (45.6) 151 (49.2) 1
  > 12 105 (54.4) 156 (50.8) 1.16 (0.81, 1.67)
Marital status
 Single 159 (82.4) 217 (70.7) 1
 Married/ divorced/widowed 34 (17.6) 90 (29.3) 0.51 (0.33, 0.80)
Monthly income (RMB)
  ≤ 3000 146 (75.6) 244 (79.5) 1
  > 3000 47 (24.4) 63 (20.5) 1.25 (0.82, 1.92)
Registered residence
 Not 67 (34.7) 115 (37.5) 1
 Yes 126 (65.3) 192 (62.5) 1.14 (0.78, 1.65)
Occupation
 others (student, unemployed, retired) 49 (25.8) 126 (41.6) 1
 Students 22 (11.6) 31 (10.2) 1.82 (0.96, 3.45)
 Staff in company 76 (40.0) 75 (24.8) 2.61 (1.65, 4.12)
 Service 43 (22.6) 71 (23.4) 1.56 (0.94, 2.57)
Live status
 alone 94 (49.0) 180 (58.6) 1
 With homosexual partners only 52 (27.1) 53 (17.3) 1.88 (1.19, 2.92)
 With homosexual or heterosexual partners 33 (17.2) 28 (9.1) 2.26 (1.29, 3.96)
 With heterosexual partners only 13 (6.8) 46 (15.0) 0.54 (0.28, 1.05)