Table 4 Odds ratios from multilevel logistic regression analysis examining variations in current use of contraception among adolescent girls aged 15–19 years in Zambia, ZDHS 1996–2013/14

 15

1.000

 16

(0.705

7.194)

(0.195

1.256)

1.063

(0.464

2.435)

(0.534

2.063)

 17

(0.544

5.521)

(0.342

1.728)

0.762

(0.335

1.732)

(0.539

1.970)

 18

(0.947

8.706)

(0.494

2.265)

1.425

(0.655

3.101)

(1.496

4.935)

 19

(1.377

12.656)

(0.603

2.764)

2.667

(1.255

5.668)

(1.001

3.328)

 Central

1.000

 Copperbelt

(0.516

3.504)

(1.193

5.978)

1.262

(0.477

3.341)

(0.484

1.687)

 Eastern

(1.230

8.052)

(0.596

3.406)

2.257

(0.959

5.311)

(0.542

1.620)

 Luapula

(0.159

1.819)

(1.445

7.238)

0.390

(0.120

1.265)

(0.296

1.224)

 Lusaka

(0.657

4.427)

(1.671

8.332)

1.280

(0.521

3.143)

(0.745

2.273)

 Muchinga

(0.421

1.493)

 Northern

(1.109

7.437)

(0.724

3.359)

0.976

(0.375

2.541)

(0.384

1.287)

 North western

(2.301

15.875)

(1.041

4.967)

2.408

(1.000

5.800)

(0.592

1.803)

 Southern

(0.460

3.688)

(0.756

4.110)

1.108

(0.453

2.713)

(0.630

1.954)

 Western

(0.905

5.853)

(0.736

4.093)

5.967

(2.598

13.706)

(0.799

2.475)

 Urban

1.000

 Rural

(0.317

0.974)

(0.520

1.315)

0.658

(0.432

1.002)

(0.499

0.859)

 No Education

1.000

 Primary

(0.968

4.371)

(0.655

2.179)

3.525

(1.386

8.964)

(1.099

7.801)

 Secondary

(1.322

7.175)

(1.179

4.606)

3.389

(1.263

9.092)

(1.333

9.636)

 Never in union

1.000

 Married/Living with Partner

(1.258

2.975)

(1.928

4.263)

2.408

(1.562

3.712)

(3.071

5.559)

 Widowed/Separated/Divorced

(0.227

2.207)

(0.309

2.271)

3.199

(1.247

8.208)

(0.678

2.984)

 No

1.000

 Yes

(1.070

2.436)

(0.847

1.921)

1.392

(0.911

2.127)

(1.018

1.777)

 sigma_u

(0.261

1.223)

(0.000

120,604.000)

0.005

(3.04E-16

8.78E-10)

(0.051

1.538)

 rho

(0.020

0.313)

(0.000

1.000)

8.12E-06

(2.81E-32

1.000)

(0.001

0.418)