The evolution of socioeconomic status-related inequalities in maternal health care utilization: evidence from Zimbabwe, 1994–2011

Table 2 Contributions of regressors in percent (%) of concentration index

	Four or more prenatal care visits				Professional delivery assistance
	2005/06		2010/11		2005/06		2010/11
Variables	Contribution	%	Contribution	%	Contribution	%	Contribution	%
Household wealth	0.0175	45.84	0.0258	71.79	0.0170	36.14	0.0406	64.23
Age	0.0012	3.47	−0.0016	−4.61	0.0020	4.40	0.0018	2.99
Employed	0.0007	1.87	0.0005	1.47	0.0003	0.65	0.0004	0.57
Education	0.0103	26.69	0.0066	18.20	0.0041	8.80	0.0039	6.19
Religion	0.0046	12.01	0.0081	22.69	0.0029	5.98	0.0042	6.66
Marital status	−0.0084	−21.93	−0.0048	−13.34	0.0020	4.11	0.0038	5.94
Read newspapers	0.0021	5.42	0.0093	26.04	0.0038	8.12	0.0044	6.92
Listen to radio	0.0092	23.95	0.0055	15.23	0.0015	3.12	0.0002	0.37
Health insurance	0.0049	12.88	0.0044	12.13	0.0016	3.48	0.0019	2.96
Family planning	0.0002	0.58	−0.0011	−3.03	−0.0001	−0.23	0.0003	0.52
Terminated pregnancy	−0.0006	−1.48	0.0001	0.27	−0.0004	−0.90	−0.0001	−0.12
Urban residence	0.0082	21.35	−0.0014	−3.99	0.0141	30.18	0.0053	8.36
Region (nine provinces)	−0.0197	−51.81	−0.0250	−69.64	−0.0035	−7.27	−0.0054	−8.56
Residual		21.15		26.76		3.42		2.98
Total	0.0302	78.85	0.0264	73.24	0.0453	96.58	0.0613	97.02
Erreygers corrected concentration index	0.111***[0.056, 0.171]		0.094***[0.057, 0.138]		0.286***[0.244, 0.329]		0.324***[0.283, 0.366]

Notes: ***Statistical significance at the 1% level. Estimates are weighted to be nationally representative. Contribution = the absolute contributions of explanatory variables to the concentration index. The corrected concentration indices together with their 95% confidence intervals (in brackets) are shown at the bottom of the table

ISSN: 2397-0642