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Table 1 Bivariate analysis of characteristics associated with treatment failure and reinfection

From: Factors associated with syphilis treatment failure and reinfection: a longitudinal cohort study in Shenzhen, China

Characteristic Serological cure/Serofast Treatment failure/Reinfection OR (95% CI) p-value
Age
 < 25 100 9  
 25-35 154 22 1.26 (0.73, 2.30) 0.42
 > 35 200 25 0.78 (0.47, 1.29) 0.33
Gender
 Male 285 29  
 Female 169 27 1.57 (0.89, 2.74) 0.11
Syphilis stage
 primary 61 3  
 secondary 123 19 3.14 (1.02, 13.73) 0.07
 latent 270 34 2.56 (0.88, 10.87) 0.13
Baseline titer
 < 1:32 289 27  
 ≥ 1:32 165 29 1.88 (1.07, 3.30) 0.02
HIV status
 Positive 50 11 1.98 (0.92, 3.95) 0.06
 Negative 404 45  
Sexual orientation
 Non-MSM 390 44  
 MSM 64 12 1.66 (0.80, 3.22) 0.15
History of STIsa
 No 398 52  
 Yes 56 4 0.54 (0.16, 1.40) 0.26
No. of sex partners
 0-2 352 44  
 3-5 62 5 0.64 (0.21, 1.55) 0.37
 6-10 25 4 1.28 (0.36, 3.49) 0.66
 > 10 15 3 1.60 (0.36, 5.09) 0.47
Frequency of condom use
 Never 272 38  
 Sometimes 88 11 0.89 (0.42, 1.77) 0.76
 Always 94 7 0.53 (0.22, 1.16) 0.14
  1. aHistory of STI includes herpes progenitalis, chancroid, trichomoniasis, chlamydia, gonorrhea, and condyloma acuminate