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Table 4 Final forward stepwise regression results

From: Cross sectional study of performance indicators for English Primary Care Trusts: testing construct validity and identifying explanatory variables

Star Rating (ordered logit)

  

Pseudo R2 = 0.1154

  

Explanatory Variable

Coefficient

Z-value

GPs per 100,000 population

-0.021

-1.28

Expenditure per capita

-0.001

-0.69

Number of patients

0.000

-1.90

Index of Multiple Deprivation

0.020

1.50

Region (control = London):

  

North West

2.626

5.08

North East

3.021

4.62

Yorkshire and Humberside

0.932

1.72

West Midlands

1.684

3.02

East Midlands

1.488

2.63

East

0.571

1.08

South East

0.694

1.39

South West

1.531

2.72

QOF Total

  

R2 = 0.4527

  

Explanatory Variable

Coefficient

t-value

GPs per 100,000 population

0.001

2.40

Expenditure per capita

0.000

-0.23

Number of patients

0.000

-0.56

Index of Multiple Deprivation

-0.003

-10.96

Region (control = London):

  

North West

0.029

3.11

North East

0.462

3.86

Yorkshire and Humberside

0.210

2.11

West Midlands

0.008

0.81

East Midlands

0.021

1.94

East

0.008

0.83

South East

0.239

2.57

South West

0.342

3.34

Constant

0.928

26.04

Mortality Ratio

  

R2 = 0.3242

  

Explanatory Variable

Coefficient

t-value

GPs per 100,000 population

-0.232

-3.82

Expenditure per capita

-0.024

-4.41

Number of patients

0.000

0.55

Index of Multiple Deprivation

-0.125

-2.54

Region (control = London):

  

North West

3.884

2.05

North East

-0.227

-0.09

Yorkshire and Humberside

-1.715

-0.86

West Midlands

9.932

4.79

East Midlands

4.290

2.02

East

6.001

2.99

South East

4.316

2.32

South West

3.416

1.67

Constant

138.0

19.36

Mean Equity Ratio

  

R2 = 0.1448

  

Explanatory Variable

Coefficient

t-value

GPs per 100,000 population

-0.370

-2.62

Expenditure per capita

0.009

0.70

Number of patients

0.000

-0.17

Index of Multiple Deprivation

-0.025

-0.22

Region (control = London):

  

North West

22.21

5.09

North East

18.89

3.42

Yorkshire and Humberside

16.70

3.63

West Midlands

15.03

3.14

East Midlands

11.61

2.37

East

17.02

3.65

South East

10.55

2.44

South West

22.47

4.75

Constant

97.71

5.93

NHSLA Rating (ordered logit)

  

Puesdo R2 = 0.0432

  

Explanatory Variable

Coefficient

Z-value

GPs per 100,000 population

0.001

0.06

Expenditure per capita

-0.001

-0.64

Number of patients

0.000

1.68

Index of Multiple Deprivation

-0.026

-1.91

Region (control = London):

  

North West

0.892

1.69

North East

-0.416

-0.60

Yorkshire and Humberside

0.926

1.66

West Midlands

0.862

1.50

East Midlands

-0.346

-0.58

East

-0.467

-0.82

South East

0.046

0.09

South West

0.401

0.70

Patient Satisfaction Total

  

R2 = 0.5155

  

Explanatory Variable

Coefficient

t-value

GPs per 100,000 population

0.327

3.93

Expenditure per capita

0.018

2.37

Number of patients

0.000

-1.90

Index of Multiple Deprivation

-0.649

-9.68

Region (control = London):

  

North West

22.56

8.72

North East

24.51

7.49

Yorkshire and Humberside

19.92

7.31

West Midlands

15.53

5.48

East Midlands

21.94

7.57

East

12.07

4.39

South East

14.19

5.57

South West

21.29

7.59

Constant

349.48

35.86