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Table 4 Logistic regression models predicting premarital sexual intercourse

From: Sexual Knowledge, attitudes and behaviors among unmarried migrant female workers in China: a comparative analysis

  Total subjects Eastern/central subjects Western subjects
  OR 95% CI for OR OR 95% CI for OR OR 95% CI for OR
Age in years 1.25* 1.20~1.30 1.28* 1.23~1.35 1.17* 1.12~1.22
Education (Senior high or higher vs. Junior high or lower) 1.41* 1.20~1.66 1.48* 1.25~176 1.36* 1.14~1.48
Current residential type (Rental vs. Dormitory) 4.83* 3.84~6.07 5.38* 4.19~6.92 3.05* 1.65~5.65
Dating (yes vs. no) 3.69* 3.05~4.46 3.73* 3.05~4.58 4.21* 2.45~7.21
Sexual-related knowledge 1.08* 1.06~1.10 1.05* 1.02~1.07 1.26* 1.19~1.33
Attitudes towards premarital sex (Unfavorable as reference)       
   neutral 0.627* 0.49~0.80 0.50* 0.389~0.65 1.09 0.54~2.19
   favorable 2.57* 1.93~3.43 2.14* 11.57~2.92 2.45* 1.03~5.79
Communicated with a boyfriend about sex-related issues(yes vs. no) 1.68* 1.34~2.09 1.78* 1.40~2.26 1.50 0.60~3.75
Constant -9.01   -8.98   -6.64  
  1. CI = Confidence Interval. *p < 0.05, n = 5156.