Table 3 Logistic Regression analyses determining modern contraceptive use (All surveys)

Place of residence

Urban

Rural

1

1.07(1.008-1.128)

0.025

1

1.19(1.097-1.284)

< 0.001

Wealth index quintile

Low

Second

Middle

Fourth

High

1

1.33(1.216-1.444)

1.40(1.284-1.526)

1.41(1.296-1.538)

1.20(1.102-1.307)

0.000

0.000

0.000

0.000

1

1.17(1.065-1.289)

1.24(1.118-1.385)

1.25(1.113-1.403)

1.06(0.928-1.208)

0.001

< 0.001

< 0.001

0.392

Interaction terms

Urban#low

Urban#second

Urban#middle

Urban#fourth

Urban#high

Rural#low

Rural#second

Rural#middle

Rural#fourth

Rural#high

1

1.30(0.962-1.758)

1.44(1.091-1.902)

1.53(1.161-2.004)

1.35(1.032-1.773)

1.19(0.908-1.553)

1.63(1.244-2.139)

1.88(1.427-2.482)

2.07(1.553-2.756)

1.90(1.396-2.612)

0.087

0.010

0.002

0.029

0.208

0.000

0.000

0.000

0.000

1

1.25(0.911-1.702)

1.28(0.961-1.716)

1.24(0.933-1.652)

1.04(0.780-1.389)

1.19(0.904-1.575)

1.38(1.042-1.830)

1.45(1.084-1.933)

1.52(1.128-2.059)

1.42(1.019-1.973)

0.169

0.090

0.137

0.773

0.212

0.025

0.012

0.006

0.038

Age

15-19

20-24

25-29

30-34

35-39

40-44

45-49

1

3.73(3.333-4.175)

4.74(4.230-5.311)

4.92(4.382-5.521)

4.40(3.922-3.815)

3.37(2.982-3.915)

2.02(1.760-2.309)

0.000

0.000

0.000

0.000

0.000

0.000

1

2.33(2.054-2.637)

2.32(2.026-2.667)

2.19(1.892-2.528)

1.95(1.687-2.264)

1.48(1.269-1.724)

0.90(0.764-1.059)

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

0.207

Marital status

Currently married

Cohabiting

Not union

1

1.39(1.279-1.506)

0.42(0.396-0.451)

0.000

0.000

1

1.07(0.981-1.173)

0.56(0.513-0.614)

0.123

< 0.001

Educational level

None

Primary

Middle/JSS

Secondary +

1

1.19(1.094-1.296)

1.17(1.089-1.256)

1.06(0.978-1.157)

0.000

0.000

0.147

1

1.26(1.142-1.380)

1.42(1.301-1.556)

1.55(1.385-1.736)

< 0.001

< 0.001

< 0.001

Region

Western

Central

Greater Accra

Volta

Eastern

Ashanti

Brong Ahafo

Northern

Upper East

Upper West

1

1.39(1.224-1.571)

1.07(0.940-1.209)

0.83(0.718-0.962)

1.38(1.207-1.569)

0.90(0.792-1.024)

1.19(1.035-1.359)

0.61(0.537-0.700)

0.83(0.730-0.953)

0.86(0.759-0.985)

0.000

0.317

0.013

0.000

0.111

0.014

0.000

0.008

0.029

1.48(1.296-1.682)

1.29(1.129-1.485)

0.88(0.714-0.967)

1.48(1.289-1.695)

0.97(0.851-1.111)

1.33(1.153-1.531)

0.66(0.572-0.763)

1.01(0.869-1.167)

0.98(0.855-1.139)

< 0.001

< 0.001

0.017

< 0.001

0.683

< 0.001

< 0.001

0.923

0.864

Ever given birth

Yes

No

1

0.34(0.313-0.362)

0.000

1

0.52(0.469-0.584)

1

< 0.001

Number of observations

28,660

Prob > chi2

0.0000

Pseudo R2

0.0771

Hosmo-Lemeshow

Chi2(8) = 15.92

Mean VIF

2.80