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Table 2 Descriptive statistics of study subjects

From: Impact of the 2014 coinsurance rate revision for the elderly on healthcare resource utilization in Japan

 

Coinsurance rates change

20% reduction

10% reduction

(N = 3929)

(N = 3276)

Gender, N (%)

 Male

1779

(45.3%)

1420

(43.3%)

 Female

2150

(54.7%)

1856

(56.7%)

Type of health insurance, N (%)

 JHIA

454

(11.6%)

407

(12.4%)

 NHI

3475

(88.4%)

2869

(87.6%)

Healthcare resource utilization in all settings

Healthcare expenditure, mean (sd)

  Before reaching 70 years old

4255.0

(9168.0)

3664.4

(7178.2)

  After reaching 70 years old

5225.9

(10,388.0)

4853.2

(9751.7)

  Overall

9480.9

(16,631.8)

8517.7

(14,773.5)

  Healthcare expenditure > 0

3669

(93.4%)

3050

(93.1%)

Treatment days (No. of ambulatory visit/ length of inpatient stay), mean (sd)

  Before reaching 70 years old

23.4

(36.8)

22.3

(35.9)

  After reaching 70 years old

28.8

(41.8)

26.3

(40.1)

  Overall

52.2

(73.7)

48.6

(72.1)

Healthcare resource utilization for outpatient care

Healthcare expenditure, mean (sd)

  Before reaching 70 years old

2448.6

(3116.3)

2426.6

(3220.2)

  After reaching 70 years old

3018.4

(3590.0)

2770.7

(3663.1)

  Overall

5467.0

(6257.2)

5197.3

(6590.4)

  Outpatient expenditure > 0

3661

(93.2%)

3036

(92.7%)

No. of ambulatory visit, mean (sd)

  Before reaching 70 years old

19.0

(24.6)

18.4

(22.1)

  After reaching 70 years old

23.3

(28.7)

20.8

(24.0)

  Overall

42.4

(49.6)

39.2

(43.1)

Healthcare resource utilization for inpatient care

Healthcare expenditure, mean (sd)

  Before reaching 70 years old

1806.4

(8180.6)

1237.9

(6113.4)

  After reaching 70 years old

2207.5

(9252.3)

2082.5

(8623.4)

  Overall

4014

(14,381.7)

3320

(12,487.0)

  Inpatient expenditure > 0

860

(21.9%)

664

(20.3%)

No. of admission, mean(sd)

  Before reaching to 70 years old

0.2

(0.5)

0.1

(0.4)

  After reaching to 70 years old

0.2

(0.7)

0.2

(0.6)

  Overall

0.4

(1.0)

0.3

(0.8)

Length of inpatient stay, mean (sd)

  Before reaching 70 years old

4.4

(26.8)

3.9

(28.9)

  After reaching 70 years old

9.8

(53.6)

9.4

(59.0)

  Overall

5.5

(30.3)

5.5

(32.6)

  1. NHI National Health Insurance, JHIA Japanese Health Insurance Association