Explaining external economic support inequality among households affected by HIV/AIDS in Tanzania: an Oaxaca Blinder decomposition analysis

Guets, Wilfried; Ameyaw, Edward Kwabena; Yaya, Sanni

doi:10.1186/s13561-022-00363-1

Table 3 Oaxaca-Blinder Decomposition Analysis - Factors explaining the gap in economic support in Tanzania 2016–2017

From: Explaining external economic support inequality among households affected by HIV/AIDS in Tanzania: an Oaxaca Blinder decomposition analysis

Economic support	Coef.	Std.Err.	z	P > z	[95%Conf.	Interval]	Sig
Group_1 (without HIV)	0.107	0.003	37.720	0.000	0.101	0.112	***
Group_2 (with HIV)	0.139	0.011	12.520	0.000	- 0.117	0.161	***
Difference	−0.032	0.011	−2.820	0.005	−0.055	− 0.010	***
Endowments	−0.023	0.007	−3.390	0.001	− 0.036	− 0.010	***
Coefficients	−0.023	0.012	−1.980	0.048	−0.046	−0.000	**
Interaction	0.014	0.007	1.950	0.051	−0.000	0.028	*
Endowments (E) – Explained
Wealth	0.002	0.001	3.980	0.000	0.001	0.004	***
Female	−0.007	0.005	−1.440	0.150	−0.017	0.003
Urban area	−0.005	0.002	−2.630	0.009	−0.009	−0.001	***
Number of children	0.001	0.002	0.340	0.737	−0.003	0.004
Education==Primary	−0.001	0.001	−0.690	0.488	−0.003	0.002
Education==Secondary	0.001	0.002	0.710	0.480	−0.002	0.004
Education==More than secondary	0.000	0.000	0.000	0.000	0.000	0.000
Marital==Living together	0.000	0.000	0.310	0.757	−0.001	0.001
Marital==Widowed	−0.008	0.004	−1.970	0.049	−0.017	−0.000	**
Marital==Divorced or Separated	−0.005	0.003	−1.730	0.084	−0.011	0.001	*
Age	−0.001	0.000	−5.750	0.000	−0.001	−0.000	***
Coefficients (C) – Unexplained
Wealth	−0.003	0.005	−0.690	0.489	−0.013	0.006
Female	−0.005	0.041	−0.130	0.900	−0.085	0.075
Urban area	0.196	0.252	0.780	0.437	−0.299	0.691
Number of children	−0.020	0.036	−0.560	0.576	−0.092	0.051
Education==Primary	−0.041	0.066	−0.610	0.539	−0.171	0.089
Education==Secondary	−0.004	0.013	−0.300	0.765	−0.030	0.022
Education==More than secondary	0.000	0.000	0.000	0.000	0.000	0.000
Marital==Living together	−0.011	0.018	− 0.610	0.545	− 0.047	0.025
Marital==Widowed	−0.033	0.045	−0.740	0.462	−0.120	0.055
Marital==Divorced or Separated	−0.028	0.039	−0.710	0.475	−0.104	0.049
Age	−0.208	0.546	−0.380	0.703	−1.278	0.862
Constant	0.134	0.543	0.250	0.805	−0.931	1.199
Interaction (CE)
Wealth	−0.001	0.001	−1.460	0.144	−0.003	0.000
Female	0.001	0.007	0.130	0.897	−0.013	0.015
Urban area	0.004	0.003	1.500	0.135	−0.001	0.010
Number of children	−0.002	0.003	−0.690	0.492	−0.007	0.003
Education==Primary	0.001	0.002	0.830	0.406	−0.002	0.005
Education==Secondary	−0.001	0.002	−0.310	0.754	−0.006	0.004
Education==More than secondary	−0.001	0.001	−1.030	0.301	−0.003	0.001
Marital==Living together	−0.000	0.000	−0.790	0.430	−0.001	0.001
Marital==Widowed	0.007	0.006	1.200	0.230	−0.005	0.019
Marital==Divorced or Separated	0.005	0.004	1.200	0.232	−0.003	0.013
Age	0.000	0.000	0.530	0.596	−0.000	0.001

Note: Standard errors in parentheses; * p < 0.1, ** p < 0.05, *** p < 0.01
Source: Authors calculation based on Tanzania HIV Impact Survey 2016–2017 (THIS) - 2016-2017

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ISSN: 2191-1991

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