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Table 1 Baseline characteristics of the study sample in 2014

From: Longitudinal care continuity and avoidable hospitalization: the application of claims-based measures

Characteristics

CCI = 0

(N = 208,505)

 

CCI = 1

(N = 91,170)

 

CCI ≥ 2

(N = 28,369)

N

%

 

N

%

 

N

%

Sex (N, %)

        

  Male

75,008

35.97

 

41,351

45.36

 

12,787

45.07

  Female

133,171

63.87

 

49,733

54.55

 

15,563

54.86

  Missing

326

0.16

 

86

0.09

 

19

0.07

Age (mean, SD)

51.43

14.55

 

62.11

13.17

 

64.82

12.43

Rural area (N, %)

43,481

20.85

 

19,545

21.44

 

4,884

17.22

Low income family (%)

1,982

0.95

 

1,108

1.22

 

351

1.24

Physician visits (mean, SD)

19.10

13.85

 

29.63

18.37

 

37.79

22.48

Physician visits (N, %)

        

  Low

95,246

45.68

 

16,034

17.59

 

2,770

9.76

  Intermediate

65,246

31.29

 

30,237

33.17

 

6,697

23.61

  High

48,013

23.03

 

44,899

49.25

 

18,902

66.63

Hospitalization in the previous year (N, %)

17,067

8.19

 

12,152

13.33

 

6,920

24.39

  1. CCI, charlson comorbidity index