Table 6 Pearson's correlation among variables

Var. 1

Population

1.00

Var. 2

Pavement ratio (%)

0.52

1.00

Var. 3

Size(km ² )

-0.24

-0.55

1.00

Var. 4

Mountain area(km ² )

-0.36

-0.48

a0.90

1.00

Var. 5

Percentage of emergency team with EMT to all emergency teams (%)

0.54

0.42

-0.31

-0.31

1.00

Var. 6

Kilometres of general road per square kilometre

0.78

0.26

-0.42

-0.51

0.41

1.00

Var. 7

Kilometres of highway road per square kilometre

0.38

0.29

-0.28

-0.25

0.42

0.46

1.00

Var. 8

Total kilometres of all roads per square kilometre

a0.86

0.35

-0.43

-0.53

0.48

a0.97

0.50

1.00

Var. 9

Kilometres of impassable road per square kilometre

0.57

-0.04

-0.19

-0.30

0.23

a0.80

0.20

0.79

1.00

Var. 10

Average coverage area per tertiary care centre

-0.47

-0.38

0.57

0.53

-0.59

-0.54

-0.43

-0.56

-0.38

1.00

Var. 11

Average coverage area per fire station

-0.60

-0.42

0.43

0.53

-0.31

-0.63

-0.46

-0.67

-0.49

0.58

1.00

Var. 12

Average coverage area per ambulance

-0.64

-0.50

0.65

0.69

-0.32

-0.71

-0.49

-0.75

-0.50

0.68

a0.82

1.00

Var. 13

Average coverage are per emergency team

-0.64

-0.49

0.63

0.68

-0.29

-0.72

-0.49

-0.75

-0.51

0.67

a0.86

a0.99

1.00

Var. 14

Average coverage area per emergency team with EMT

-0.61

-0.48

0.65

0.66

-0.67

-0.68

-0.52

-0.72

-0.48

a0.82

0.75

a0.87

a0.85

1.00

Var. 15

Average coverage area per EMT

-0.60

-0.57

0.76

0.77

-0.56

-0.64

-0.48

-0.69

-0.42

0.76

0.73

a0.92

a0.90

a0.94

1.00

Var. 16

Average coverage area per emergency crew

-0.62

-0.47

0.59

0.64

-0.33

-0.70

-0.47

-0.73

-0.52

0.74

a0.86

a0.93

a0.95

a0.86

a0.88

1.00

Var. 17

Average coverage area per emergency medical specialist

-0.46

-0.45

0.45

0.48

-0.52

-0.47

-0.33

-0.51

-0.31

0.69

0.48

0.58

0.55

0.66

0.67

0.57

1.00

Var. 18

Average coverage area per tertiary hospitals

-0.49

-0.39

0.60

0.61

-0.52

-0.57

-0.43

-0.60

-0.38

0.67

0.65

0.70

0.69

0.77

0.77

0.73

0.55

1.00

Var. 19

Average coverage area per secondary hospitals

-0.55

-0.40

0.58

0.58

-0.40

-0.61

-0.42

-0.64

-0.47

0.66

0.59

a0.82

a0.80

0.78

a0.85

0.78

0.59

0.64

1.00

Var. 20

Average cover area per primary hospitals

-0.33

-0.31

0.45

0.43

-0.32

-0.42

-0.36

-0.43

-0.25

0.37

0.32

0.51

0.49

0.52

0.61

0.43

0.52

0.54

0.68

1.00

Var. 21

Population density

a0.91

0.71

-0.42

-0.45

0.52

0.71

0.39

0.78

0.44

-0.44

-0.53

-0.59

-0.58

-0.56

-0.57

-0.58

-0.43

-0.48

-0.48

-0.30

1.00