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Table 1 Inpatient characteristics: Public insurance (NHI) beneficiaries versus public aid (AID) beneficiaries (N = 160,465).

From: Psychiatric inpatient expenditures and public health insurance programmes: analysis of a national database covering the entire South Korean population

 

NHI beneficiary

AID beneficiary

 
 

(n = 92,959)

(n = 67,506)

 

Characteristics

n

%

n

%

p-value

Gender

     

   Female

42,719

46.0

22,630

33.5

<.0001

   Male

50,240

54.0

44,876

66.5

<.0001

Age (years)

     

   <20

4,274

4.6

1,088

1.6

<.0001

   20-29

11,860

12.8

3,689

5.5

<.0001

   30-39

18,920

20.3

13,968

20.7

.0973

   40-49

20,472

22.0

23,550

34.9

<.0001

   50-64

20,361

21.9

15,601

23.1

<.0001

   ≥ 65

17,072

18.4

9,610

14.2

<.0001

Principal sub-diagnosis

     

   F0

9,175

9.9

5,468

8.1

<.0001

   F1

23,544

25.3

19,266

28.5

<.0001

   F2

26,550

28.6

33,483

49.6

<.0001

   F3

23,249

25.0

4,736

7.0

<.0001

   F4

7,602

8.2

742

1.1

<.0001

   F5

470

0.5

50

0.1

<.0001

   F6

900

1.0

572

0.9

.0122

   F7

685

0.7

2,914

4.3

<.0001

   F8-9

784

0.8

275

0.4

<.0001

  1. Note: Medical expenditures are expressed in 1000 units of Korean Won (KRW); USD 1 = KRW 948.80 (June, 2006); the p-value is based on the t-test.