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Table 3 Logistic regression models of “use of modern contraception” among married women in the DRC

From: Married women’s autonomy and post-delivery modern contraceptive use in the Democratic Republic of Congo

  Model 1 Model 2 Model 3
OR [95% CI] OR [95% CI] OR [95% CI]
Women’s autonomy 1.28 [1.18,1.40]*** 1.19 [1.08,1.31]*** 1.16 [1.05,1.29]**
Level of education
 No education   1.00 1.00
 Primary education   1.31 [0.91,1.88] 1.18 [0.82,1.70]
 Secondary education   2.82 [1.95,4.07]*** 2.41 [1.65,3.51]***
 Higher education   3.29 [1.75,6.17]*** 2.90 [1.50,5.58]**
Wealth quintiles
 Poorest   1.00 1.00
 Poorer   1.59 [1.09,2.32]* 1.48 [1.01,2.17]*
 Middle   1.78 [1.23,2.60]** 1.46 [0.99,2.14]
 Richer   3.06 [2.13,4.40]*** 1.86 [1.26,2.75]**
 Richest   4.94 [3.39,7.21]*** 2.18 [1.36,3.49]**
Currently working
 No   1.00 1.00
 Yes   1.00 [0.80,1.24] 1.00 [0.79,1.26]
Age of respondents    0.97 [0.95,0.99]*
Residence of province
 Kinshasa    1.00
 Bandundu    1.05 [0.68,1.60]
 Bas-Congo    2.82 [1.81,4.39]***
 Equateur    0.42 [0.25,0.70]***
 Kasai-Occidental    0.66 [0.40,1.08]
 Kasai-Oriental    0.51 [0.32,0.80]**
 Katanga    0.46 [0.30,0.71]***
 Maniema    0.61 [0.33,1.11]
 Nord-Kivu    1.26 [0.80,2.00]
 Orientale    0.75 [0.47,1.19]
 Sud-Kivu    0.77 [0.44,1.35]
Urban-rural residence
 Urban    1.00
 Rural    0.44 [0.33,0.58]***
Religious affiliations
 Christian    1.00
 Non-Christian    1.30 [0.82,2.06]
Number of children
 Less than three    1.00
 Three to five    1.03 [0.79,1.35]
 More than five    1.30 [0.87,1.94]
Wald chi-square 33.19 (1)*** 332.07 (9)*** 402.35 (24)***
Pseudo r-square 0.01 0.10 0.13
Log pseudo-likelihood − 1701.6 − 1550.5 − 1490.8
  1. A crude odds ratio for Model 1; Adjusted odds ratios in Models 2 and 3
  2. OR for odds ratios, 95% CI for 95% confidence internals
  3. * p < 0.05, ** p < 0.01, *** p < 0.001