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Table 5 Estimated smoothed childhood mortality probability according to housing materials type, 2013 Nigeria demographic and health survey

From: Housing materials as predictors of under-five mortality in Nigeria: evidence from 2013 demographic and health survey

Age group

Pi

Di

Age x

l(x)Es

l(x)Br

Y(x)

Y(s)

Adj. Y(x)

Adj. q(x)

Ref. period

Housing material = IN; Mortality level =16.29; \( \overline{Y(x)} \) = −1.02647; \( \overline{Y(s)} \) = −0.6573; \( \widehat{\widehat{\propto}} \) = −0.3692; β = 1.0

 15–19

1.24

0.1156

1

1.00015

0.91303

−1.1756

−0.8670

−1.2362

0.0778

2010.4

 20–24

2.13

0.1426

2

0.88676

0.89479

−1.0703

−0.7152

−1.0844

0.1026

2008.9

 25–29

3.77

0.1793

3

0.82322

0.88651

−1.0278

−0.6552

−1.0244

0.1142

2007.8

 30–34

5.36

0.1985

5

0.78822

0.87682

−0.9813

−0.6015

−0.9707

0.1255

2007.1

 35–39

6.90

0.2222

10

0.75241

0.86552

−0.9309

−0.5498

−0.9190

0.1373

2006.6

 40–44

8.01

0.2362

15

0.73754

0.85705

−0.8955

−0.5131

−0.8823

0.1462

2005.5

 45–49

9.43

0.2711

20

0.70206

0.84449

−0.8460

−0.4551

−0.8243

0.1613

2003.0

Housing material = MO; Mortality level =16.98; \( \overline{Y(x)} \) = −1.08753; \( \overline{Y(s)} \) = −0.6573; \( \widehat{\widehat{\propto}} \) = −0.4302; β = 1.0

 15–19

1.25

0.1476

1

1.005

0.92114

−1.2289

−0.867

−1.2972

0.0695

2010.3

 20–24

2.08

0.1309

2

0.89822

0.90553

−1.1301

−0.7152

−1.1454

0.0919

2008.8

 25–29

3.53

0.1657

3

0.83811

0.89828

−1.0891

−0.6552

−1.0854

0.1024

2007.7

 30–34

5.13

0.1772

5

0.81199

0.88961

−1.0434

−0.6015

−1.0317

0.1127

2006.9

 35–39

6.70

0.2012

10

0.77681

0.87945

−0.9936

−0.5498

−0.9800

0.1235

2006.3

 40–44

7.54

0.1895

15

0.79033

0.87179

−0.9585

−0.5131

−0.9433

0.1316

2005.3

 45–49

9.04

0.2052

20

0.77545

0.86030

−0.9089

−0.4551

−0.8853

0.1455

2002.8

Housing material = AD; Mortality level =18.68; \( \overline{Y(x)} \) = −1.2556; \( \overline{Y(s)} \) = −0.6573; \( \widehat{\widehat{\propto}} \) = −0.5983; β = 1.0

 15–19

1.22

0.0921

1

1.01869

0.93998

−1.3756

−0.8670

−1.4653

0.0507

2010.0

 20–24

1.79

0.1044

2

0.92512

0.93007

−1.2939

−0.7152

−1.3135

0.0674

2008.3

 25–29

2.74

0.1127

3

0.89233

0.92520

−1.2576

−0.6552

−1.2535

0.0754

2007.1

 30–34

3.90

0.1151

5

0.87886

0.91914

−1.2153

−0.6015

−1.1998

0.0832

2006.4

 35–39

5.24

0.1418

10

0.84323

0.91172

−1.1674

−0.5498

−1.1481

0.0914

2006.0

 40–44

6.33

0.1495

15

0.83494

0.90606

−1.1332

−0.5131

−1.1114

0.0977

2005.1

 45–49

7.44

0.1551

20

0.83069

0.89718

−1.0831

−0.4551

−1.0534

0.1084

2002.7

Housing material = Total; Mortality level =16.95; \( \overline{Y(x)} \) = −1.08477; \( \overline{Y(s)} \) = −0.6573; \( \widehat{\widehat{\propto}} \) = −0.4275; β = 1.0

 15–19

1.24

0.1184

1

1.00248

0.92078

−1.2265

−0.8670

−1.2945

0.0699

2010.4

 20–24

2.08

0.1310

2

0.89781

0.90506

−1.1274

−0.7152

−1.1427

0.0923

2008.8

 25–29

3.53

0.1613

3

0.84245

0.89777

−1.0863

−0.6552

−1.0827

0.1029

2007.7

 30–34

5.03

0.1741

5

0.81548

0.88905

−1.0406

−0.6015

−1.0290

0.1133

2006.9

 35–39

6.55

0.1975

10

0.78121

0.87884

−0.9907

−0.5498

−0.9773

0.1241

2006.3

 40–44

7.64

0.2065

15

0.77185

0.87115

−0.9556

−0.5131

−0.9406

0.1323

2005.2

 45–49

8.85

0.2358

20

0.74232

0.85961

−0.9060

−0.4551

−0.8826

0.1462

2002.7

  1. P(i) Parity, D(i) proportion of children dead, q(x) probability of dying, l(x) probability of surviving, MHCSAI maternal health care service access index, ES estimated, Br brass, Ref. reference, \( \overline{Y(x)} \) logitl(x), \( \overline{Y(s)} \) logitl(s), \( \overline{\overline{\propto}} \) Mean of estimated parameter , IN inadequate, MO moderate, AD adequate