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Table 7 Characteristics of subjects with continuous and incomplete enrollment among 2002 enrollees (N = 181,790).

From: An in-depth assessment of a diagnosis-based risk adjustment model based on national health insurance claims: the application of the Johns Hopkins Adjusted Clinical Group case-mix system in Taiwan

 

2002 1~11 month enrollment

2002 12 month enrollment

Number of observations

8,556

173,234

Male

56.42%

50.16%

Insured

30.89%

40.77%

Age in 2002

32.38

34.86

Age group in 2002

  

   0 - 17

15.45%

23.29%

   18 - 34

50.41%

28.22%

   35 - 49

18.70%

24.96%

   50 - 64

7.47%

13.83%

   65+

7.97%

9.70%

Bureau of National Health Insurance Branch in 2002

  

   Taipei

39.96%

32.68%

   North

16.78%

14.84%

   Central

16.66%

19.78%

   Southern

11.00%

14.24%

   Kao-Pin

13.35%

16.10%

   Eastern

2.25%

2.32%

Residence level in 2002

  

   Special municipality

26.57%

21.66%

   City

14.56%

14.94%

   County

58.87%

63.37%

Medical utilization in 2002*

  

1+ Outpatient visit/expenditure

76.26%

89.99%

1+ Inpatient visit/expenditure

11.76%

8.04%

1+ Drug expenditure

76.34%

89.46%

1+ Total expenditure

77.57%

90.38%

Total expenditure (NTD/year)†

23,351

14,279

Medical expenditure (NTD/year) †

17,677

9,968

Pharmacy expenditure (NTD/year) †

5,309

3,912

Inpatient expenditure (NTD/year) †

17,209

4,781

Outpatient expenditure (NTD/year) †

6,007

9,245

  1. * For those without 12 full months enrollment, the actual utilization is underestimated.
  2. †1 US dollar = 32 New Taiwan dollar (NTD) as of November 2009