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Table 1 Patient characteristics

From: Validation of claims data to identify death among aged persons utilizing enrollment data from health insurance unions

 

Total (N = 45,441)

Inpatients (N = 1571)

Outpatients (N = 43,870)

N

%

N

%

N

%

Sex

 Male

40,846

89.9

1500

95.5

39,346

89.7

 Female

4595

10.1

71

4.5

4524

10.3

Age, years

 65–69

31,853

70.1

924

58.8

30,929

70.5

 70–74

13,588

29.9

647

41.2

12,941

29.5

Number of claims issued in the most recent month

 1

32,084

70.6

1404

89.4

30,680

69.9

 2 or more

13,357

29.4

167

10.6

13,190

30.1

Year of enrollment in a health insurance union

 2000 or earlier

9282

20.4

337

21.5

8945

20.4

 2001–2005

11,245

24.7

500

31.8

10,745

24.5

 2006–2010

14,984

33.0

485

30.9

14,499

33.0

 2011–2015

9930

21.9

249

15.8

9681

22.1

Enrollment period, months (median)

89

 

115

 

101

 

Union enrollment status

 Continued enrollment

31,603

69.5

775

49.3

30,828

70.3

 Loss of insured status

13,838

30.5

796

50.7

13,042

29.7

Reason for loss of insured status

 Retirement

6723

14.8

176

11.2

6547

14.9

 Relocation

104

0.2

2

0.1

102

0.2

 Unpaid insurance fees

1130

2.5

12

0.8

1118

2.5

 Other

5313

11.7

133

8.5

5180

11.8

 Death

568

1.2

473

30.1

95

0.2