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Table 3 Logistic regression result of the contraceptive use to delay first birth among ever-married women (aged 15–34 years in India, 2015–16)

From: The levels and trends of contraceptive use before first birth in India (2015–16): a cross-sectional analysis

Socio Demographic VariableCrude odds ratioAdjusted odds ratio
Odds ratioC.I(95%)
Lower Upper
Odds ratioC.I(95%)
Lower Upper
Place of Residence
 RuralRefRef
 Urban1.18**1.14 1.230.920.88 0.96
Religion
 HinduRefRef
 Muslim0.91**0.86 0.960.93*0.88 0.99
 Others1.050.99 1.110.76**0.71 0.81
Caste
 SC/STrefRef
 OBC0.87**0.83 0.900.88**0.84 0.92
 Others1.45**1.39 1.521.20**1.14 1.26
Educational Qualification
 No educationRefRef
 Primary1.41**1.32 1.501.21**1.13 1.29
 Secondary1.68**1.60 1.761.31**1.24 1.38
 Higher2.43**2.29 2.591.83**1.70 1.97
Wealth index
 PoorRef Ref 
 Middle1.27**1.21 1.331.13**1.07 1.19
 Rich1.60**1.54 1.671.36**1.29 1.44
Current Age group
 15–19RefRef
 20–241.93**1.75 2.121.90**1.72 2.09
 25–291.85**1.68 2.041.83**1.66 2.01
 30–341.58**1.43 1.741.57**1.42 1.74
Age at marriage
  < =16RefRef
 17–221.12**1.08 1.170.93**0.89 0.97
  > =231.25**1.18 1.310.84**0.79 0.89
Media
 Not at allRefRef
 Weekly and less weekly1.46**1.37 1.551.25**1.17 1.33
 Everyday1.81**1.72 1.911.43**1.34 1.52
Zones
 NorthRef 
 South0.50**0.46 0.540.43**0.40 0.47
 East1.52**1.47 1.581.70**1.63 1.77
 West1.34**1.26 1.421.19**1.11 1.26
  1. ** p < 0.01, *p < 0.05