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Table 4 Underweight trends by age, province, residence, maternal education and wealth index, KDHS

From: Child undernutrition in Kenya: trend analyses from 1993 to 2008–09

  

1993

1998

2003

2008-09

   
 

Sex

n

%

C.I.

n

%

C.I.

n

%

C.I.

n

%

C.I.

Wald F

P-value

Trend

Total

M/F

3,115

19.7

17.9-21.6

3,051

17.6

16.0-19.4

3,148

16.0

14.4-17.8

3,147

15.0

13.0-17.2

11.804

0.001

 

M

1,881

21.4

19.1-23.8

1,580

19.4

17.2-21.9

1,880

18.7

16.4-21.2

1,890

16.4

14.1-19.1

7.964

0.005

 

F

1,234

17.2

14.6-20.2

1,471

15.6

13.6-18.0

1,269

12.1

10.0-14.5

1,257

12.8

10.3-15.7

7.237

0.007

Age

                

0-5 months

M

307

13.4

9.6-18.4

309

9.3

6.1-14.0

381

9.8

6.7-13.8

352

5.1

3.0-8.4

9.369

0.002

 

F

178

7.6

4.5-12.5

195

8.9

5.4-14.4

2,001

4.4

2.2-8.6

160

5.8

2.6-12.5

1.781

0.182

 

6-11 months

M

379

18.0

14.0-22.8

305

16.4

12.3-21.4

370

17.0

13.3-21.6

386

18.2

12.3-26.0

0.016

0.898

 
 

F

189

14.1

9.4-20.6

242

10.6

6.9-16.2

229

8.4

5.3-13.2

187

6.2

3.2-11.9

4.093

0.043

12-23 months

M

674

26.4

22.4-30.9

546

22.1

18.4-26.1

649

22.1

18.0-26.9

597

17.9

14.5-22.0

8.317

0.004

 

F

371

17.6

13.5-22.5

504

16.8

13.4-20.8

396

15.0

11.4-19.5

439

11.4

7.5-16.8

1.720

0.190

 

24-35 months

M

520

22.1

18.4-26.2

420

25.8

21.2-30.9

480

22.2

18.0-27.2

555

20.9

16.1-26.7

0.146

0.702

 
 

F

496

21.6

17.3-26.6

530

19.3

16.0-23.2

443

14.9

11.3-19.5

470

19.0

15.1-23.8

3.309

0.069

 

Province

                

Nairobi

M

72

11.5

4.9-24.9

121

13.6

8.2-21.8

114

6.2

3.1-12.2

93

9.2

5.2-15.7

1.198

0.277

 
 

F

51

2.7

0.4-15.4

72

2.6

0.4-14.7

91

4.5

2.1-9.5

80

7.3

2.7-18.4

1.330

0.252

 

Central

M

201

16.0

12.1-21.0

138

8.4

4.6-14.7

188

12.3

8.4-17.8

131

12.7

5.7-25.7

0.313

0.576

 
 

F

165

10.8

6.5-17.2

149

10.8

5.8-19.1

154

9.0

5.3-15.0

115

10.3

5.6-18.1

0.077

0.782

 

Coast

M

173

29.5

23.0-36.9

134

23.4

15.1-34.5

178

19.9

14.7-26.3

178

23.2

17.3-30.4

1.807

0.181

 
 

F

110

25.7

17.5-36.2

115

19.4

14.4-25.4

102

13.8

8.2-22.3

109

20.9

14.4-29.5

1.015

0.315

 

Eastern

M

357

23.7

18.2-30.4

256

22.2

16.9-28.7

326

20.7

15.8-26.8

275

16.9

12.0-23.2

2.548

0.112

 
 

F

262

24.3

16.9-33.7

270

18.4

14.0-23.8

195

11.4

6.6-19.1

235

14.3

8.6-23.1

3.711

0.056

 

Nyanza

M

308

21.6

17.4-26.6

315

22.7

17.6-28.8

291

14.6

10.1-20.8

398

14.0

9.9-19.4

6.951

0.009

 

F

193

20.9

15.1-28.1

302

20.2

14.8-27.0

214

9.1

5.2-15.5

226

10.8

7.0-16.3

10.394

0.002

Rift-Valley

M

432

24.0

18.9-30.1

417

19.0

15.3-23.5

537

23.0

18.0-28.9

570

20.2

15.7-25.5

0.403

0.526

 
 

F

271

12.8

9.2-17.6

357

13.8

10.1-18.4

347

15.1

10.7-21.0

331

13.6

8.2-21.6

0.075

0.784

 

Western

M

337

16.4

12.1-22.0

197

20.0

13.2-29.1

245

21.0

14.8-28.9

245

11.1

6.4-18.5

0.768

0.382

 
 

F

181

14.4

9.8-20.6

207

14.6

9.7-21.5

165

16.4

11.3-23.2

161

10.4

6.7-15.8

0.751

0.388

 

Residence

                

Urban

M

215

12.2

8.2-17.8

294

12.0

8.0-17.6

335

13.7

9.2-19.9

319

13.0

8.9-18.7

0.144

0.704

 
 

F

145

8.3

4.1-15.9

256

9.5

6.5-13.5

241

7.4

4.4-12.1

254

8.5

4.6-15.3

0.025

0.874

 

Rural

M

1,665

22.6

20.1-25.2

1,286

21.2

18.7-23.9

1,544

19.7

17.2-22.6

1,570

17.1

14.5-20.1

8.309

0.004

 

F

1,089

18.4

15.5-21.6

1,215

16.9

14.5-19.6

1,028

13.2

10.8-16.0

1,003

13.8

11.1-17.1

6.301

0.012

Maternal Education

                

No education

M

331

30.7

25.0-37.2

174

31.1

22.3-41.6

244

32.1

25.1-40.0

197

27.4

21.1-34.8

0.233

0.629

 
 

F

220

27.0

20.3-35.0

148

27.0

19.5-36.0

168

19.2

13.5-26.7

115

22.2

13.9-33.4

1.540

0.215

 

Incomplete primary

M

743

26.1

22.7-29.8

596

25.8

21.9-30.2

704

21.5

18.0-25.4

681

19.4

15.5-23.9

7.439

0.006

 

F

494

18.6

15.1-22.8

569

17.9

14.2-22.4

476

13.4

10.1-17.5

419

15.3

11.5-20.2

2.466

0.117

 

Complete primary

M

383

16.8

13.1-21.3

395

13.8

10.7-17.7

538

15.1

11.8-19.2

590

15.5

11.4-20.6

0.034

0.854

 
 

F

231

11.8

7.9-17.4

384

16.1

12.6-20.4

348

12.8

8.8-18.3

376

14.2

9.8-20.1

0.023

0.880

 

Incomplete secondary

M

383

10.3

7.3-14.3

152

11.0

6.5-17.9

167

13.0

7.6-21.4

164

11.0

6.4-18.3

0.239

0.625

 
 

F

243

11.4

7.5-16.9

139

9.4

5.3-15.9

102

4.1

1.3-12.4

115

7.1

3.7-13.3

2.837

0.093

 

Secondary +

M

42

8.6

2.4-26.4

263

10.5

6.4-16.7

227

8.1

4.9-13.1

258

6.0

3.6-9.8

2.163

0.142

 
 

F

46

12.8

5.2-28.2

232

5.6

3.3-9.5

175

5.0

2.5-9.6

232

3.9

1.8-8.1

2.529

0.112

 

Wealth Index

                

Poorest

M

419

31.7

26.3-37.5

398

30.9

25.6-36.7

457

24.1

19.3-29.6

463

24.2

19.3-29.8

5.402

0.020

 

F

290

22.6

17.4-28.7

353

22.0

17.6-27.1

277

18.4

13.2-25.1

271

16.9

12.4-22.6

2.718

0.100

 

Poorer

M

415

25.4

20.9-30.6

317

21.6

17.5-26.3

398

20.7

15.8-26.6

424

19.7

14.6-26.0

2.204

0.138

 
 

F

248

20.3

15.2-26.5

317

17.6

12.8-23.7

282

12.4

8.5-17.9

251

15.9

10.5-23.3

1.788

0.182

 

Middle

M

396

17.5

13.9-21.7

308

14.3

10.3-19.5

359

16.9

12.8-22.0

358

10.9

7.3-15.9

3.208

0.074

 
 

F

237

17.6

12.7-23.9

271

16.0

11.8-21.5

243

14.5

10.4-19.8

246

17.9

11.9-26.0

0.001

0.980

 

Richer

M

367

19.3

15.2-24.2

289

17.4

12.8-23.2

329

18.1

13.9-23.2

318

13.4

8.2-21.0

1.808

0.179

 
 

F

241

15.2

10.5-21.5

263

11.9

7.9-17.6

223

7.8

4.3-13.6

248

7.6

3.8-14.7

4.264

0.039

Richest

M

285

8.6

5.6-12.9

268

8.1

5.2-12.3

337

11.3

7.2-17.3

326

10.4

6.0-17.4

0.691

0.406

 
 

F

219

8.4

5.0-13.8

269

8.2

5.4-12.3

244

6.1

3.4-10.8

241

4.9

2.6-9.2

2.238

0.135

 
  1. C.I, 95% confidence intervals; Secondary +, complete secondary and higher education; , significant decreasing trend.