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Table 5 Spearman's correlations between DRG CMI and the other CMIs according to hospital characteristics

From: Feasibility and validity of International Classification of Diseases based case mix indices

   

DRGCMI

ICDCMI-DC

ICDCMI-DL

ICDCMI-PC

ICDCMI-PL

EDU

       

0

DRGCMI

R

1.000

0.608

0.504

0.507

0.388

  

P

 

< 0.001

< 0.001

< 0.001

< 0.001

  

N

416

416

416

416

416

1

DRGCMI

R

1.000

0.660

0.524

0.620

0.550

  

P

 

< 0.001

< 0.001

< 0.001

< 0.001

  

N

135

135

135

135

135

OWNER

       

1

DRGCMI

R

1.000

0.462

0.352

0.267

0.292

  

P

 

< 0.001

0.001

0.014

0.007

  

N

85

85

85

85

85

2

DRGCMI

R

1.000

0.938

0.741

0.852

0.610

  

P

 

< 0.001

< 0.001

< 0.001

< 0.001

  

N

62

62

62

62

62

3

DRGCMI

R

1.000

0.620

0.506

0.586

0.412

  

P

 

< 0.001

< 0.001

< 0.001

< 0.001

  

N

404

404

404

404

404

ACC

       

1

DRGCMI

R

1.000

0.732

0.534

0.767

0.490

  

P

 

0.003

0.049

0.001

0.075

  

N

14

14

14

14

14

2

DRGCMI

R

1.000

0.563

0.298

0.467

0.423

  

P

 

< 0.001

0.032

< 0.001

0.002

  

N

52

52

52

52

52

3

DRGCMI

R

1.000

0.643

0.562

0.523

0.364

  

P

 

< 0.001

< 0.001

< 0.001

< 0.001

  

N

449

449

449

449

449

4

DRGCMI

R

1.000

0.486

0.046

0.437

0.096

  

P

 

0.003

0.788

0.008

0.578

  

N

36

36

36

36

36