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Table 3 Multivariate logistic regression showing variables influencing the odds of using services or drugs and the choice of providers when being ill

From: Choice of healthcare provider following reform in Vietnam

  Using vs. not use services or drugs Providers vs. Self-treatment Public vs. private
Explanatory variables OR (CI 95%) OR (CI 95%) OR (CI 95%)
  (N = 8380) (N = 8125) (N = 6123)
  R2: 0.085 R2: 0.036 R2:0.049
No of household members (continuous) 1.07(0.98–1.16) 1.05(0.01–1.11) 0.98(0.88–1.07)
Perceived seriousness of illness    
   Can work (reference category) 1.00 1.00 1.00
   Miss work 2.70(1.95–3.73) 1.31(1.15–1.5) 1.31(0.89–1.91)
   Confine to bed 4.55(3.0–6.98) 1.85(1.59–2.16) 3.11(2.23–4.35)
Male (reference group female) 0.49(0.34–0.71) 0.96(0.81–1.13) 0.87(0.72–1.04)
Age group    
   15–60 (reference category) 1.00 1.00 1.00
   Under 15 1.59(94–2.67) 1.13(0.89–1.43) 1.41(0.94–2.09)
   Over 60 0.71(0.45–1.10) 1.17(0.94–1.58) 0.41(0.25–0.78)
Education level    
   No schooling (reference category) 1.00 1.00 1.00
   Only primary school 2.10(1.29–3.42) 1.22(0.94–1.58) 0.80(0.50–1.28)
   Higher education 3.59(1.65–6.79) 1.51(1.05–2.16) 1.12(0.61–2.05)
Equalized household expenditure quintiles    
   Poorest (reference category) 1.00 1.00 1.00
   2nd 1.55(0.96–2.46) 1.22(0.95–1.56) 1.20(0.68–2.08)
   3rd 1.67(1.02–2.72) 1.31(1.02–1.66) 1.34(0.79–2.23)
   4th 1.66(1.11–2.83) 2.51(1.92–3.28) 1.89(1.11–3.23)
   Richest 4.78(2.42–8.43) 2.77(2.10–3.66) 2.09(1.22–3.32)
  1. Adjusted standard errors for correlation between episodes for each person (corrections for clustering). See earlier the method section; bold represents significance.