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Table 8 The concentration index results among the three cohorts

From: Study on the equity of medical services utilization for elderly enrolled in different basic social medical insurance systems in an underdeveloped city of Southwest China

Income grade

Treatment standardized rate (%)

Hospitalization standardized rate (%)

UEBMI

URBMI

NCMS

UEBMI

URBMI

NCMS

I

74.04

70.19

71.91

14.72

13.52

13.30

II

73.69

73.33

73.50

21.19

22.76

15.70

III

81.32

70.69

74.75

20.87

22.97

16.25

IV

79.10

74.75

77.33

23.67

25.73

15.70

V

79.20

77.44

78.45

24.16

19.98

16.38

CI

0.0162

0.0173

0.0179

0.0817

0.0605

0.0319