Characteristic | 0 - 11 months (extended postpartum) – N = 3016 | 12 - 23 month since last birth – N = 2782 | ||||||
---|---|---|---|---|---|---|---|---|
Bivariate analysis | Multivariable analysis | Bivariate analysis | Multivariable analysis | |||||
Odds Ratio (95% CI) | p-value | Adjusted Odds Ratio (95% CI) | p-value* | Odds Ratio (95% CI) | p-value | Adjusted Odds Ratio (95% CI) | p-value* | |
Age group | ||||||||
15 – 19 | Ref. | 0.975 | Ref. | 0.791 | Ref. | 0.488 | Ref. | 0.313 |
20 – 24 | 1.07 (0.80, 1.42) | 1.14 (0.83, 1.57) | 1.10 (0.79, 1.55) | 1.26 (0.88, 1.81) | ||||
25 – 29 | 1.03 (0.76, 1.38) | 1.17 (0.81, 1.67) | 0.90 (0.64, 1.29) | 1.03 (0.69, 1.53) | ||||
30 – 34 | 1.05 (0.76, 1.46) | 1.26 (0.84, 1.89) | 0.91 (0.61, 1.34) | 1.10 (0.68, 1.78) | ||||
35 – 39 | 0.96 (0.66, 1.41) | 1.05 (0.67, 1.67) | 0.98 (0.65, 1.50) | 1.22 (0.72, 2.07) | ||||
40 – 45 | 0.83 (0.46, 1.51) | 0.87 (0.43, 1.79) | 1.21 (0.68, 2.17) | 1.55 (0.82, 2.96) | ||||
45 – 49 | 0.83 (0.25, 2.72) | 0.68 (0.20, 2.26) | 0.70 (0.30, 1.65) | 0.71 (0.27, 1.89) | ||||
Marital Status | ||||||||
Never Married | Ref. | 0.228 | Ref. | 0.656 | Ref. | 0.598 | Ref. | 0.641 |
Married/In a union | 0.88 (0.69, 1.11) | 0.97 (0.73, 1.30) | 0.95 (0.72, 1.26) | 0.95 (0.67, 1.35) | ||||
Widowed/Divorced | 0.63 (0.36, 1.09) | 0.76 (0.41, 1.40) | 1.15 (0.73, 1.81) | 1.18 (0.71, 1.94) | ||||
Residence | ||||||||
Urban | Ref. | 0.171 | Ref. | 0.930 | Ref. | 0.188 | Ref. | 0.676 |
Rural | 1.19 (0.93, 1.52) | 1.01 (0.75, 1.36) | 0.84 (0.64, 1.09) | 0.94 (0.71, 1.25) | ||||
Education | ||||||||
No Education | Ref. | 0.344 | Ref. | 0.393 | Ref. | 0.863 | Ref. | 0.590 |
Primary | 0.61 (0.37, 0.99)* | 0.67 (0.43, 1.04) | 0.99 (0.57, 1.73) | 1.02 (0.59, 1.78) | ||||
Technical/vocational | 0.56 (0.26, 1.20) | 0.61 (0.30, 1.22) | 0.71 (0.31, 1.60) | 0.60 (0.25, 1.42) | ||||
Secondary | 0.58 (0.35, 0.97)* | 0.63 (0.39, 1.02) | 0.96 (0.53, 1.73) | 0.93 (0.51, 1.70) | ||||
Higher | 0.58 (0.33, 1.01) | 0.57 (0.32, 1.00)* | 0.92 (0.50, 1.70) | 0.94 (0.51, 1.72) | ||||
Wealth Quintile | ||||||||
Lowest | Ref. | 0.196 | Ref. | 0.139 | Ref. | 0.952 | Ref. | 0.998 |
Lower | 0.74 (0.56, 0.98)* | 0.81 (0.61, 1.07) | 0.91 (0.69, 1.20) | 0.96 (0.73, 1.27) | ||||
Middle | 0.71 (0.53, 0.96)* | 0.90 (0.66, 1.22) | 0.95 (0.71, 1.28) | 1.00 (0.75, 1.33) | ||||
Higher | 0.72 (0.54, 0.97)* | 1.02 (0.71, 1.46) | 1.01 (0.73, 1.40) | 0.95 (0.68, 1.34) | ||||
Highest | 0.78 (0.54, 1.12) | 1.29 (0.82, 2.03) | 1.00 (0.67, 1.50) | 0.97 (0.61, 1.55) | ||||
Parity | ||||||||
1 – 2 | Ref. | 0.039 | Ref. | 0.019 | Ref. | 0.194 | Ref. | 0.523 |
3 – 4 | 0.78 (0.63, 0.96)* | 0.71 (0.55, 0.92)** | 0.84 (0.70, 1.02) | 0.87 (0.68, 1.12) | ||||
5+ | 1.03 (0.81, 1.32) | 0.92 (0.65, 1.30) | 0.88 (0.68, 1.13) | 0.85 (0.59, 1.21) | ||||
Sexually active | ||||||||
No | Ref. | 0.762 | Ref. | 0.952 | Ref. | 0.588 | Ref. | 0.533 |
Yes | 0.97 (0.80, 1.18) | 1.01 (0.81, 1.25) | 0.94 (0.75, 1.18) | 1.10 (0.82, 1.46) | ||||
Data collection round | ||||||||
Jun/Jul 2014 | Ref. | 0.021 | Ref. | 0.004 | Ref. | 0.009 | Ref. | 0.011 |
Nov/Dec 2014 | 0.73 (0.47, 1.12) | 0.70 (0.46, 1.07) | 0.77 (0.47, 1.27) | 0.77 (0.47, 1.27) | ||||
Jun/Jul 2015 | 1.00 (0.64, 1.58) | 1.03 (0.67, 1.60) | 0.55 (0.35, 0.87) | 0.54 (0.35, 0.85)** | ||||
Nov/Dec 2015 | 0.62 (0.38, 1.01) | 0.61 (0.39, 0.97)* | 0.46 (0.28, 0.77) | 0.45 (0.27, 0.75)** | ||||
Nov/Dec 2016 | 0.62 (0.41, 0.96)* | 0.56 (0.36, 0.87)* | 0.56 (0.37, 0.87) | 0.61 (0.39, 0.96)* | ||||
Nov/Dec 2017 | 0.77 (0.50, 1.18) | 0.72 (0.47, 1.11) | 0.51 (0.33, 0.78) | 0.50 (0.32, 0.78)** | ||||
Nov/Dec 2018 | 0.53 (0.35, 0.80)** | 0.49 (0.33, 0.74)** | 0.45 (0.29, 0.71) | 0.47 (0.29, 0.76)** | ||||
County | ||||||||
Bungoma | Ref. | < 0.001 | Ref. | < 0.001 | Ref. | 0.006 | Ref. | 0.011 |
Kakamega | 1.15 (0.66, 2.00) | 1.38 (0.78, 2.46) | 0.76 (0.38, 1.52) | 0.85 (0.42, 1.7) | ||||
Kericho | 2.12 (1.30, 3.45)** | 2.04 (1.25, 3.33)** | 2.45 (1.54, 3.90) | 2.50 (1.56, 4.01)** | ||||
Kilifi | 1.76 (1.03, 3.00)* | 1.55 (0.94, 2.56) | 1.79 (1.09, 2.95) | 1.79 (1.08, 2.98)* | ||||
Kiambu | 1.13 (0.66, 1.95) | 0.96 (0.54, 1.71) | 1.72 (0.91, 3.25) | 1.60 (0.85, 3.00) | ||||
Kitui | 0.84 (0.50, 1.42) | 0.82 (0.48, 1.40) | 1.33 (0.78, 2.27) | 1.40 (0.80, 2.47) | ||||
Nairobi | 1.14 (0.68, 1.90) | 0.89 (0.50, 1.58) | 1.93 (1.16, 3.20) | 1.80 (1.04, 3.13)* | ||||
Nandi | 2.81 (1.70, 4.62)** | 2.97 (1.79, 4.94)** | 2.00 (1.22, 3.26) | 2.07 (1.25, 3.43)** | ||||
Nyamira | 1.29 (0.75, 2.21) | 1.34 (0.78, 2.29) | 1.34 (0.81, 2.20) | 1.33 (0.80, 2.21) | ||||
Siaya | 1.45 (0.88, 2.38) | 1.46 (0.88, 2.43) | 1.46 (0.94, 2.24) | 1.43 (0.91, 2.27) | ||||
West Pokot | 2.62 (1.24, 5.56)* | 2.40 (1.12, 5.15)* | 2.10 (0.92, 4.77) | 2.42 (1.04, 5.64)* |