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Table 3 Logistic regression of associated factors to Method Failure / Discontinuation

From: Contraceptive method use, discontinuation and failure rates among women aged 15–49 years: evidence from selected low income settings in Kumasi, Ghana

Indicator Variable Method Failure Discontinuation
Age Category Odds ratio P-value 95%-CI Odds ratio P-value 95%-CI
RC (15–19)
 20–24 0.54 0.19 0.22 1.35 1.89 0.00 1.23 2.92
 25–29 0.96 0.93 0.39 2.39 2.44 0.00 1.55 3.84
 30–34 0.71 0.48 0.27 1.88 1.67 0.03 1.05 2.67
 35–39 0.69 0.48 0.24 1.94 1.59 0.06 0.97 2.61
 40–44 0.29 0.05 0.08 1.00 1.65 0.08 0.93 2.92
 45–49 0.11 0.05 0.01 1.02 1.72 0.18 0.76 3.87
Religion
 RC (Catholic)         
 Anglican/Methodist/Presbyterian 1.70 0.23 0.71 4.09 1.05 0.84 0.64 1.72
 Pentecostal 1.42 0.36 0.66 3.06 1.33 0.16 0.89 2.00
 Other Christian 1.55 0.32 0.65 3.69 0.75 0.21 0.49 1.18
 Muslim 1.08 0.83 0.50 2.34 1.48 0.05 0.99 2.22
 Other/No religion 0.86 0.86 0.15 5.01 1.33 0.50 0.58 3.03
Education
 RC (No Education)         
 Primary 0.71 0.16 0.44 1.15 1.08 0.55 0.84 1.38
 Secondary or higher 0.44 0.00 0.24 0.80 1.18 0.28 0.88 1.61
Household wealth index
 RC (Poorest)         
 Poorer 1.61 0.24 0.72 3.60 0.45 0.00 0.31 0.65
 Medium 2.00 0.05 1.00 4.03 0.66 0.02 0.46 0.94
 Richer 1.72 0.15 0.82 3.60 0.69 0.04 0.48 0.99
 Richest 3.32 0.00 1.36 8.10 0.51 0.01 0.30 0.88
Marital Status
 RC (Single)         
 Currently in union with a partner 2.18 0.00 1.40 3.40 0.45 0.00 0.34 0.58
 Formerly in union with a partner 0.94 0.88 0.41 2.17 1.95 0.02 1.10 3.46
Contraceptive method
 RC (Condom)         
Rhythm 5.63 0.00 2.88 11.00 0.65 0.00 0.47 0.88
 Emergency Contraception# .     .    
 Withdrawal 3.71 0.00 1.84 7.47 1.43 0.04 1.01 2.02
 Injection 1.12 0.80 0.43 2.93 0.58 0.00 0.41 0.83
 Pill 2.85 0.00 1.30 6.28 0.90 0.59 0.62 1.31
 Implant 0.39 0.24 0.08 1.92 0.19 0.00 0.13 0.28
Knowledge of number of FP methods 1.10 0.17 0.96 1.27 1.03 0.46 0.95 1.10
Constant 0.00 0.00 0.00 0.03 3.85 0.00 1.71 8.65
  Number of obs. = 2378; Wald Chi2(25) = 115.3; Prob > Chi2 = 0.00; Pseudo R2 = 0.12; Log pseudolikelihood = − 625.7 Number of obs. = 3043; Wald Chi2(25) = 288.75; Prob > Chi2 = 0.00; Pseudo R2 = 0.10; Log pseudolikelihood = − 1428.6
  1. #_Emergency contraceptive was dropped from the regression analysis because it is meant for emergency situations and expected to be discontinued after use