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Table 1 Distribution of hospitals and cases according to hospital characteristics, descriptive statistics for hospital CMI based on ICD discharge diagnosis cost (CMI-ICDC), independent t-test on ownership, and one-way between-group analysis of variance (ANOVA) across hospital sizes and accreditation

From: Hospital accreditation, reimbursement and case mix: links and insights for contractual systems

 

Hospitals

Cases

  

n

%

 

N

%

 

Accreditation

       
 

A

32

26.2%

 

71,713

33.0%

 
 

B

8

6.6%

 

21,646

9.9%

 
 

C

56

45.9%

 

93,810

43.1%

 
 

D

26

21.3%

 

30,381

14.0%

 

Size

 
 

Small (<50 beds)

34

27.9%

 

41,390

19.0%

 
 

Medium (50–100 beds)

53

43.4%

 

89,795

41.3%

 
 

Large (>100 beds)

35

28.7%

 

86,365

39.7%

 

Ownership

 
 

Public

24

19.7%

 

66,844

30.7%

 
 

Private

98

80.3%

 

150,706

69.3%

 

Total

 

122

100.0%

 

217,550

100.0%

 
  

Mean

Std. deviation

Minimum

Maximum

P value

Sig*

Accreditation

 
 

A

1.27

0.24

0.98

1.90

<0.001*

C, D

 

B

1.11

0.17

0.88

1.43

  
 

C

1.09

0.20

0.85

2.15

 

A

 

D

1.04

0.16

0.67

1.45

 

A

Size

 
 

Small (<50 beds)

1.04

0.16

0.67

1.45

0.001*

Large

 

Medium (50–100 beds)

1.12

0.20

0.87

2.15

  
 

Large (>100 beds)

1.23

0.25

0.88

1.90

 

Small

Ownership

 
 

Public

1.01

0.10

0.85

1.20

0.003*

 
 

Private

1.16

0.23

0.67

2.15

  

All

 

1.13

0.22

0.67

2.15

  
  1. *Significance determined with Tamhane’s T2 post-hoc comparison.