Factors contributing to regional inequalities in acute respiratory infections symptoms among under-five children in Nigeria: a decomposition analysis

Adesanya, Oluwafunmilade A.; Darboe, Amadou; Mendez Rojas, Bomar; Abiodun, Deji Emmanuel; Beogo, Idrissa

doi:10.1186/s12939-017-0626-7

International Journal for Equity in Health

Table 3 Relative contribution (%) of determinants to wealth related inequality (C) in likelihood of having ARI in Nigeria

From: Factors contributing to regional inequalities in acute respiratory infections symptoms among under-five children in Nigeria: a decomposition analysis

Region	Concentration index (C)	C 95% confidence interval	Child’s gender (female)	Child’s age (6 to 23 months)	Birth order and interval (2 to 4 short)	Height/Age (chronic) (deficit)	No received BCG	Child has no health card	Cooking methods (biomass/others)	No maternal education	Household wealth index (poorest)	Type of residence (rural)	Residual
North West
2003	−0.04**	−0.05, 0.03	0.04	−25.95	−0.23	−0.26	−0.82	0.63	4.56	8.49	112.25	1.79	−0.40
2008	−0.06**	−0.07, −0.05	−0.46	−7.75	6.23	1.50	−1.53	0.70	−12.10	40.40	79.42	−7.05	0.48
2013	−0.09**	−0.10, −0.09	0.005	0.388	0.077	−0.115	0.012	0.05	−0.04	−18.64	118.29	−0.25	−0.44
North East
2003	0.02**	0.01, 0.03	2.36	19.72	−0.32	0.94	8.55	−1.46	−9.96	248.49	−38.40	−130.0	0.38
2008	−0.0006	−0.006, 0.005	0.92	8.90	105.32	−0.53	−1.38	5.57	−332.10	117.10	188.40	2.86	5.22
2013	−0.014**	−0.02, −0.006	1.86	−53.56	55.37	2.50	1.41	−3.29	−0.34	−269.4	284.10	80.9	0.61
North Central
2003	−0.055**	−0.06, −0.05	−1.74	−12.55	0.80	−8.39	−4.67	2.52	30.54	13.27	20.05	61.00	−1.02
2008	−0.05**	−0.07, −0.03	0.36	0.64	26.45	9.32	−157.40	242.71	236.20	−107.70	−276.00	122.5	2.83
2013	−0.14**	−0.15, −0.12	−0.32	−3.77	−0.85	−7.02	0.67	−1.62	81.61	−69.09	117.09	−16	−0.83
South East
2003	−0.2**	−0.25, −0.16	−1.09	−4.21	2.21	−2.99	2.76	−0.4	−9.65	69.30	45.17	−0.78	−0.33
2008	−0.24**	−0.27, −0.22	−1.19	0.21	−9.41	−2.70	−0.31	3.71	33.40	49.60	46.81	−20.60	0.34
2013	−0.14**	−0.16, −0.12	−0.18	−0.91	17.91	0.03	−0.24	−0.53	50.70	−97.97	127.90	−0.41	3.62
South South
2003	−0.13**	−0.17, −0.09	−1.42	−4.26	−15.02	17.55	−2.66	1.87	−141.8	68.21	142.48	34.70	0.15
2008	−0.14**	−0.16, −0.13	0.71	−0.75	8.70	6.34	0.566	−0.80	9.65	−6.60	91.80	−9.76	0.03
2013	−0.14**	−0.17, −0.12	0.17	−4.24	−5.70	24.00	−0.63	−0.88	27.90	−65.50	130.50	−3.42	−2.00
South West
2003	−0.19**	−0.24, −0.14	0.33	−2.07	−2.19	−16.20	−3.71	−2.83	9.20	28.8	−11.9	100.5	−0.10
2008	−0.05**	−0.06, −0.03	3.92	−3.96	3.64	−2.49	−3.79	0.75	−415.80	195.90	319.5	−0.03	2.10
2013	0.13**	0.10, 0.17	−0.01	2.28	13.08	0.67	−2.67	6.09	−255.70	−10.70	356.35	−4.52	−5.02

The relative contributions were estimated using decomp package in R [67]
P < 0.05**

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