Table 2 Prevalence differences as change in percentage-points of IYCF indicators in Nigeria (NDHS, 1999 – 2013)

Early initiation of breastfeeding

−7.0 (-12.0, -0.2)

0.010

6.7 (2.1, 11.2)

0.004

−0.4 (-4.2, -3.4)

0.829

−3.8 (-6.4, -1.3)

0.004

2.8 (-1.7, -7.3)

0.221

−4.3 (-8.1, -0.5)

0.028

Exclusive breastfeeding

0.05 (-5.4, -6.4)

0.866

−2.9 (-7.6, -1.8)

0.223

−2.4 (-6.6, -1.7)

0.256

4.0 (1.2, 6.7)

0.004

1.0 (-3.9, 5.9)

0.676

1.6 (-2.7, 5.9)

0.478

Continued breastfeeding at 1 year

5.0 (-0.1, -0.2)

0.057

−4.5 (-8.9, -0.1)

0.044

0.5 (-3.2, -4.3)

0.780

−1.5 (-4.3, -1.3)

0.290

−6.0 (-0.4, -1.6)

0.008

−0.1 (-4.8, -2.9)

0.615

Introduction of solid, semi-solid and soft food

N/A

N/A

8.4 (1.2, 15.6)

0.023

N/A

N/A

−4.2 (-8.4, 0.01)

0.051

4.2 (-3.0, 11.4)

0.257

N/A

N/A

Minimum dietary diversity

N/A

N/A

3.8 (0.4, 7.2)

0.030

N/A

N/A

−13.5 (-15.6, -11.3)

<0.001

−9.7 (-13.1, -6.3)

< 0.001

N/A

N/A

Minimum meal frequency

N/A

N/A

8.7 (4.7, 12.6)

< 0.001

N/A

N/A

5.2 (2.8, 7.5)

< 0.001

13.8 (9.9; 17.8)

< 0.001

N/A

N/A

Minimum acceptable diet

N/A

N/A

2.4 (0.1, 4.7)

0.037

N/A

N/A

−5.9 (-7.2, -4.5)

< 0.001

−3.5 (-5.7, -1.3)

0.002

N/A

N/A

Children ever breastfed

2.1 (0.4, 3.8)

0.013

−0.5 (-1.9, -0.8)

0.415

1.6 (0.3, 2.8)

0.013

−7.9 (-9.2, -6.7)

< 0.001

−18.5 (-20, -16.8)

< 0.001

−16.4 (-18.0, -14.8)

<0.001

Continued breastfeeding at 2 years

−2.1 (-11.6, 7.5)

0.673

−1.2 (-9.2, 6.7)

0.758

−3.3 (-10.7, 4.1)

0.383

2.8 (-2.3, 7.8)

0.284

1.5 (-6.3, 9.4)

0.705

−0.5 (-7.9, -6.8)

0.888

Predominant breastfeeding

12.9 (6.0, 19.7)

< 0.001

−3.4 (-9.5, 2.7)

0.277

9.4 (4.3, 14.5)

< 0.001

3.7 (-0.1, 7.4)

0.056

0.3 (-5.9, 6.4)

0.934

13.1 (7.9, 18.3)

<0.001

Bottle-feeding

2.4 (-0.3, 5.2)

0.086

−3.5 (-5.7, -0.1)

0.006

−0.9 (-2.8, 0.1)

0.338

1.5 (0.1, 2.9)

0.040

−1.9 (-4.3, 0.6)

0.133

0.6 (-1.4, 2.6)

0.576