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Table 3 Descriptive statistics and correlation matrix of study variables (n = 11,264)

From: Strategic management in local hospital markets: service duplication or service differentiation

 

Mean

S.D.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

1. Market share per bed in % (log)

−3.916

1.117

1.000

               

2. Cost per discharge In thousands

9.028

.291

−.144

1.000

              

3. Return on assets

.052

.163

.125

−.108

1.000

             

4. Duplicated services

12.249

6.213

−.003

.037

−.036

1.000

            

5. Differentiated services

6.239

6.465

−.063

.227

−.029

−.128

1.000

           

6. Geographic distance in miles (log)

2.339

.954

−.271

.015

−.039

−.194

−.021

1.000

          

7. Size asymmetry (log)

−.001

1.098

−.003

.053

−.032

−.010

.682

.001

1.000

         

8. Market competition

.871

.135

−.849

.189

−.110

−.018

.038

.328

−.001

1.000

        

9. Population density (log)

.571

1.106

−.589

.157

−.064

.179

.050

−.042

.004

.524

1.000

       

10. Community munificence (log)

3.949

.207

−.199

.204

−.064

.139

.026

−.010

.004

.236

.4703

1.000

      

11. Specialists per 1000 population (log)

.953

.430

−.197

.011

−.025

.277

.062

.230

.001

.121

.517

.558

1.000

     

12. Managed care

.377

.163

−.410

.314

−.145

−.242

.039

.258

−.008

.403

.019

.011

−.238

1.000

    

13. Multihospital membership

.806

.396

−.021

−.063

−.007

.066

.025

−.011

.048

.014

.001

−.016

.016

−.041

1.000

   

14. Non-profit ownership

.776

.417

.080

.212

−.230

.237

.201

−.077

.184

−.063

.072

0.080

.167

−.044

−.025

1.000

  

15. Bed size (log)

5.443

.809

−.189

.058

−.075

.512

.493

−.143

.678

.119

.216

.067

.220

−.023

.083

−.283

1.000

 

16. Case mix index

1.651

.263

−.123

.072

.086

.275

.418

−.136

.289

.090

.044

.062

.124

.057

.001

−.032

.398

1.000