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Table 3 County income inequality, household income, and EQ-5D indexa

From: Household income, income inequality, and health-related quality of life measured by the EQ-5D in Shaanxi, China: a cross-sectional study

  Model I Model II Model IIIb
Rural regions
 Income inequality
  High (60th percentile and above) −4.8 (−6.6, − 3.0) −4.5 (−6.2, − 2.7) − 3.0 (−4.3, − 1.6)
  Moderate (below 60th percentile) 0 0 0
 Income group
  Low (below 60th percentile) −2.4 (−3.5, − 1.2) − 1.2 (− 2.2, −0.2)
  High (60th percentile and above) 0 0
 Age
  15–44 12.8 (10.0, 15.7)
  45–64 10.7 (7.6, 13.8)
   ≥ 65 0
 Chronic condition
  Yes   −13.7 (−16.3, −11.1)
  No 0
Urban regions
 Income inequality
  High (60th percentile and above) −1.7 (−2.7, −0.6) −1.8 (−2.9, −0.7) −1.2 (− 2.2, − 0.2)
  Moderate (below 60th percentile) 0 0 0
 Income group
  Low (below 60th percentile) −1.5 (−2.5, −0.5) −1.0 (−2.1, − 0.3)
  High (60th percentile and above) 0 0
 Age
  15–44 7.7 (5.8, 9.6)
  45–64 7.0 (5.2, 8.8)
   ≥ 65 0
 Chronic condition
  Yes −8.1 (−10.3,−6.0)
  No 0
  1. aLinear regression model with intercept. Figures are the coefficients and the 95% confidence intervals from linear regression models. The ranges that do not include 0 indicate statistical significance
  2. bIndependent variables in model III included gender, education, marital status, employment, and medical insurance, in addition to income inequality, income group, age, and chronic disease. Only coefficients that were statistically significant are shown in the table