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Table 4 Patient stratification into the relative weight model

From: Short term cost effectiveness of a regional myocardial infarction network

      

Relative weight hub

Relative weight spoke

 

Reimbursement stratum

CABG

Year

    

Hub only

  

2002

2005

2008

1

0

A: Complex care

 

9

24

30

3.308

 

B: Complex PCI

 

25

34

54

2.115

 

C: Non-complex PCI

 

37

49

38

1.874

 

D: Angiography. only

 

8

4

8

2.917

 

E: No angiography

 

1

3

5

1.421

 
  

80

114

135

0.6

0.7

Transfer

A: Complex care

CABG

3

1

2

1.985

3.85

 

Cons.

5

2

2

1.985

0.805

B: Complex PCI

CABG

4

3

3

1.269

3.85

 

Cons.

5

21

22

1.269

0.805

C: Non-complex PCI

CABG

1

  

1,246

3.85

 

Cons.

27

15

15

1.246

0.805

D: Angiography only

CABG

3

  

1.750

3.85

 

Cons.

8

 

2

1.750

 

E: No angiography

Cons.

4

1

1

0.852

 
  

60

43

47

0

1

Spoke only

X: External

CABG

1

   

5.50

 

Cons.

33

6

6

 

1.15

 

PCI (not in hub)

11

   

1.93

  

45

6

6

  
  

185

163

188

  

Mean relative weight

 

2.135

2.246

2.352

   

Change

 

0.951

1

1.047