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. Author manuscript; available in PMC: 2020 Jan 30.
Published in final edited form as: J Econ Ageing. 2019 Jan 30;14:100191. doi: 10.1016/j.jeoa.2019.01.005

Appendix Table 9.

Logistic regression odds ratios for the health indices comparing consumption per capita and equivalent consumption

Health Status Disability Status PVW Health Status
(1) (2) (3) (4) (5) (6) (7) (8) (9)
Male 1.122 1.146* 1.162* 1.015 1.041 1.052 1.076 1.097 1.097
(0.988–1.273) (1.009–1.302) (1.022–1.322) (0.893–1.154) (0.915–1.184) (0.923–1.197) (0.947–1.223) (0.965–1.248) (0.964–1.248)
Age group: 50–59 0.580*** 0.577*** 0.574*** 0.729*** 0.724*** 0.721*** 0.588*** 0.585*** 0.584***
(0.485–0.694) (0.482–0.690) (0.479–0.687) (0.611–0.870) (0.606–0.864) (0.604–0.861) (0.492–0.702) (0.489–0.699) (0.489–0.698)
Age group: 60–69 0.508*** 0.500*** 0.496*** 0.571*** 0.560*** 0.558*** 0.513*** 0.507*** 0.505***
(0.417–0.619) (0.409–0.610) (0.407–0.606) (0.468–0.697) (0.459–0.684) (0.457–0.681) (0.420–0.626) (0.415–0.618) (0.414–0.617)
Age group: 70–79 0.355*** 0.355*** 0.357*** 0.411*** 0.412*** 0.413*** 0.358*** 0.359*** 0.359***
(0.283–0.446) (0.282–0.446) (0.284–0.448) (0.326–0.518) (0.327–0.520) (0.328–0.521) (0.285–0.449) (0.286–0.451) (0.286–0.451)
Age group: 80+ 0.195*** 0.197*** 0.199*** 0.213*** 0.217*** 0.218*** 0.180*** 0.183*** 0.183***
(0.145–0.262) (0.147–0.264) (0.148–0.268) (0.156–0.290) (0.159–0.295) (0.160–0.296) (0.134–0.243) (0.136–0.246) (0.136–0.246)
Education: Some primary 1.153 1.131 1.132 1.218* 1.200* 1.196* 1.139 1.121 1.124
(0.991–1.342) (0.972–1.317) (0.971–1.318) (1.042–1.424) (1.027–1.404) (1.023–1.399) (0.976–1.329) (0.960–1.308) (0.963–1.313)
Education: Some secondary 1.225 1.203 1.199 1.347** 1.332* 1.324* 1.414** 1.392** 1.392**
(0.979–1.532) (0.961–1.505) (0.958–1.501) (1.076–1.688) (1.063–1.670) (1.056–1.660) (1.132–1.765) (1.114–1.738) (1.114–1.739)
Education: Secondary or more 1.053 1.012 1.004 1.135 1.097 1.090 1.013 0.977 0.975
(0.838–1.325) (0.804–1.274) (0.798–1.264) (0.902–1.428) (0.870–1.382) (0.865–1.373) (0.804–1.276) (0.775–1.231) (0.774–1.230)
Marital status: Separated / divorced 1.120 1.124 1.129 1.262 1.273 1.274 1.151 1.148 1.148
(0.832–1.507) (0.833–1.516) (0.835–1.526) (0.933–1.708) (0.939–1.727) (0.939–1.730) (0.854–1.552) (0.850–1.550) (0.851–1.550)
Marital Status: Widowed 1.087 1.052 1.028 1.234 1.185 1.171 1.150 1.109 1.105
(0.813–1.454) (0.785–1.409) (0.765–1.380) (0.919–1.657) (0.880–1.595) (0.868–1.578) (0.862–1.534) (0.830–1.483) (0.826–1.478)
Marital Status: Currently married 1.597*** 1.481** 1.404* 1.675*** 1.528** 1.477** 1.513** 1.400* 1.391*
(1.227–2.078) (1.136–1.931) (1.071–1.841) (1.282–2.189) (1.167–1.999) (1.123–1.941) (1.165–1.966) (1.075–1.822) (1.065–1.819)
Working 1.579*** 1.560*** 1.560*** 1.405*** 1.388*** 1.387*** 1.789*** 1.772*** 1.773***
(1.330–1.875) (1.314–1.852) (1.314–1.853) (1.187–1.664) (1.172–1.644) (1.171–1.643) (1.506–2.126) (1.491–2.106) (1.492–2.109)
Born in South Africa 1.064 1.059 1.066 0.957 0.950 0.957 0.806** 0.809** 0.808**
(0.914–1.238) (0.910–1.232) (0.915–1.242) (0.820–1.117) (0.814–1.108) (0.820–1.118) (0.694–0.936) (0.697–0.940) (0.696–0.939)
Consumption per capita quintiles
2nd 0.884 0.723* 1.178 0.921 0.977 0.831
(0.724–1.080) (0.564–0.926) (0.958–1.449) (0.714–1.187) (0.804–1.189) (0.651–1.060)
3rd 1.171 0.836 1.519*** 1.047 1.133 0.929
(0.962–1.426) (0.629–1.111) (1.240–1.861) (0.782–1.401) (0.932–1.377) (0.701–1.232)
4th 1.124 0.637** 1.479*** 0.810 1.249* 0.911
(0.919–1.374) (0.460–0.884) (1.205–1.814) (0.581–1.130) (1.028–1.517) (0.662–1.253)
5th (Highest) 1.525*** 0.653* 1.885*** 0.804 1.523*** 0.899
(1.247–1.865) (0.446–0.955) (1.534–2.316) (0.546–1.185) (1.246–1.861) (0.617–1.308)
Equivalent consumption quintiles
2nd 1.124 1.338* 1.454*** 1.517** 1.196 1.298*
(0.919–1.376) (1.050–1.707) (1.179–1.793) (1.183–1.945) (0.981–1.459) (1.021–1.649)
3rd 1.108 1.392* 1.380** 1.440* 1.210 1.316
(0.903–1.360) (1.042–1.859) (1.115–1.708) (1.069–1.942) (0.990–1.478) (0.990–1.749)
4th 1.360** 1.824*** 1.788*** 1.995*** 1.237* 1.315
(1.113–1.661) (1.322–2.515) (1.454–2.198) (1.437–2.769) (1.016–1.505) (0.958–1.806)
5th (Highest) 1.891*** 2.759*** 2.294*** 2.821*** 1.830*** 1.969***
(1.542–2.318) (1.879–4.052) (1.861–2.829) (1.909–4.167) (1.496–2.239) (1.352–2.868)
Constant 0.646** 0.607** 0.657** 0.397*** 0.381*** 0.390*** 0.790 0.760 0.788
(0.474–0.881) (0.444–0.830) (0.478–0.904) (0.289–0.545) (0.277–0.524) (0.282–0.540) (0.580–1.076) (0.559–1.034) (0.576–1.078)

Observations 5025 5025 5025 5025 5025 5025 5025 5025 5025

Results presented are odds ratio and 95% confidence intervals in parenthesis with standard errors clustered at household level. The best health status was defined as those in the two highest quintiles of the index score, while the worst health status was defined as those in the three lower quintiles of the index score.

*

p < 0.05

**

p < 0.01

***

p < 0.001