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Table 2 All-cause mortality rates according to quartiles of income inequality measures

From: The association between income inequality and all-cause mortality across urban communities in Korea

Income inequality measures Model 1a Model 2b Model 3c
GC Q1 (0.245–0.298) 382.9 (369.0–396.8) 382.5 (369.0–396.1) 398.4 (386.5–410.4)
Q2 (0.299–0.317) 392.5 (378.7–406.4) 394.8 (383.1–406.5) 396.4 (386.6–406.2)
Q3 (0.318–0.353) 412.6 (398.9–426.3) 413.4 (402.6–424.2) 407.6 (398.4–416.8)
Q4 (0.354–0.449) 441.1 (427.3–455.0) 440.1 (424.2–456.1) 428.1 (414.5–441.8)
P for trend <0.001 <0.001 0.014
RHI Q1 (0.175–0.218) 379.6 (366.0–393.2) 381.3 (367.8–394.9) 400.7 (388.3–413.1)
Q2 (0.219–0.233) 395.6 (382.0–409.3) 394.5 (383.2–405.9) 395.9 (386.3–405.5)
Q3 (0.234–0.260) 410.1 (396.4–423.7) 412.6 (401.8–423.3) 406.3 (397.1–415.5)
Q4 (0.261–0.339) 443.1 (429.6–456.6) 441.7 (426.3–457.2) 427.1 (413.6–440.6)
P for trend <0.001 <0.001 0.031
80/20 ratio Q1 (3.25–5.53) 379.2(364.–393.) 387.9 (375.9–399.8) 399.6 (389.1–410.0)
Q2 (5.57–6.56) 400.9(386.–415.) 405.8 (394.4–417.2) 405.7 (396.1–415.2)
Q3 (6.57–8.13) 416.1(402.–430.) 411.0 (400.2–421.8) 410.7 (401.6–419.7)
Q4 (8.18–12.49) 432.9(418.–447.) 426.2 (413.0–439.4) 414.4 (403.0–425.9)
P for trend <0.001 <0.001 0.067
  1. GC; Gini coefficient, RHI; Robin Hood index, 80/20 ratio; 80th:20th percentile share ratio
  2. aNon-adjusted
  3. bAdjusted by community population, Percent of over 65 years in community population (%), ratio of social welfare expenditure to the general budget, number of physicians per 1,000 population, smoking and drinking rate median household income
  4. cAdjusted by Model 2 variables plus median household income