Table 3 Decomposition of the concentration index of wealth-related inequalities for MAD intake status among children aged 6–23 months in SSA evidence by 2010 to 2020 DHS

0.000

−0.12

Marital status of the mother

Married (Ref.)

–

–

–

–

–

Not merried

−0.019[− 0.024, 0.015]*

−0.029

0.006

0.000

− 0.10

Household family size

1–4 (Ref.)

–

–

–

–

–

5–10

0.003[− 0.002, 0.007]

0.009

−0.028

0.000

−0.13

> 11

0.001[−0.004, 0.005]

0.008

0.007

0.000

0.03

0.016

8.25

Educational attainment of women

No education (Ref.)

–

–

–

–

–

Primery education

0.011[0.005, 0.017]**

0.017

−0.098

− 0.002

−0.85

Secondary & above

0.046[0.039, 0.053]**

0.046

0.483

0.022

11.63

Occupation of women

Not worked (Ref.)

–

–

–

–

–

Worked

0.017[0.012, 0.021]**

0.059

−0.077

− 0.004

−2.34

Country income status

Low (Ref.)

–

–

–

–

–

Lower middle

0.001[0.005, 0.015]**

0.023

−0.001

0.000

−0.02

Upper middle

0.015 [0.007, 0.026]*

0.010

−0.030

0.000

−0.16

0.023

11.94

Media exposure

No (Ref.)

–

–

–

–

–

Yes

0.034[0.030, 0.039]**

0.108

0.425

0.046

23.93

Breastfeeding

No (Ref.)

–

–

–

–

–

Yes

0.037[0.033, 0.041]**

0.140

−0.164

−0.023

−11.9

0.068

35.58

Residence

Urban (Ref.)

–

–

–

–

–

Rural

−0.037[− 0.043, − 0.032]*

−0.105

− 0.659

0.069

36.12

Region in SSA

Central Africa (Ref.)

–

–

–

–

–

East Africa

0.031[0.023, 0.038]***

0.057

−0.017

−0.001

− 0.51

West Africa

−0.001[− 0.007, 0.007]

−0.003

0.030

0.000

−0.04

South Africa

0.009 [−0.007, 0.025]

−0.015

− 0.029

0.000

0.02

Explained inequality

0.106

55.55

Residual

0.085

44.42

Overall Inequality

0.191

100.00

95% conf. Interval