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Table 5 Risk and efficiency index for centers.

From: Variability in prescription drug expenditures explained by adjusted clinical groups (ACG) case-mix: A cross-sectional study of patient electronic records in primary care

Family physicians

    

Center

Observed expenditure

Expected expenditure

Risk Index

Efficiency Index

A

37.94

32.80

0.78

1.16

B

46.14

79.84

1.90

0.58

C

41.18

36.62

0.87

1.12

D

41.80

34.21

0.81

1.22

E

46.85

51.57

1.23

0.91

Total

41.99

41.99

1.00

1.00

Pediatricians

    

Center

Observed expenditure

Expected expenditure

Risk Index

Efficiency Index

A

7.28

5.00

0.97

1.46

B

4.34

6.02

1.16

0.72

C

13.09

5.56

1.07

2.36

D

1.25

3.93

0.76

0.32

E

2.70

5.45

1.05

0.50

Total

5.18

5.18

1.00

1.00

  1. Mean pharmaceutical expenditure per visited patient, observed and expected according to ACGs distribution (in euros).