Table 7 Spearman's correlation among variables

Var. 1

Population

1.00

Var. 2

Pavement ratio (%)

0.03

1.00

Var. 3

Size(km ² )

0.11

-0.57

1.00

Var. 4

Mountain area(km ² )

-0.16

-0.46

a0.85

1.00

Var. 5

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

0.37

0.31

-0.29

-0.36

1.00

Var. 6

Kilometres of general road per square kilometre

0.58

0.05

-0.45

-0.55

0.34

1.00

Var. 7

Kilometres of highway road per square kilometre

0.36

0.07

-0.25

-0.27

0.37

0.54

1.00

Var. 8

Total kilometres of all roads per square kilometre

0.65

0.11

-0.44

-0.55

0.40

a0.98

0.55

1.00

Var. 9

Kilometres of impassable road per square kilometre

0.60

-0.11

-0.22

-0.28

0.25

0.71

0.32

0.75

1.00

Var. 10

Average coverage area per tertiary care centre

-0.51

-0.35

0.59

0.68

-0.65

-0.68

-0.45

-0.70

-0.51

1.00

Var. 11

Average coverage area per fire station

-0.64

-0.38

0.50

0.66

-0.47

-0.70

-0.47

-0.76

-0.59

0.74

1.00

Var. 12

Average coverage area per ambulance

-0.60

-0.40

0.60

0.71

-0.43

a-0.80

-0.49

a-0.83

-0.59

0.77

a0.87

1.00

Var. 13

Average coverage are per emergency team

-0.58

-0.40

0.61

0.71

-0.42

a-0.81

-0.51

a-0.84

-0.60

0.77

a0.88

a0.99

1.00

Var. 14

Average coverage area per emergency team with EMT

-0.58

-0.41

0.59

0.72

-0.67

-0.76

-0.52

a-0.80

-0.56

a0.86

a0.87

a0.93

a0.93

1.00

Var. 15

Average coverage area per EMT

-0.52

-0.54

0.67

0.78

-0.61

-0.71

-0.52

-0.76

-0.51

a0.83

a0.83

a0.93

a0.92

a0.96

1.00

Var. 16

Average coverage area per emergency crew

-0.57

-0.35

0.61

0.72

-0.42

-0.77

-0.47

-0.78

-0.60

a0.82

a0.85

a0.92

a0.93

a0.90

a0.88

1.00

Var. 17

Average coverage area per emergency medical specialist

-0.48

-0.47

0.56

0.66

-0.59

-0.57

-0.41

-0.62

-0.42

0.74

0.70

0.78

0.77

0.79

a0.85

0.75

1.00

Var. 18

Average coverage area per tertiary hospitals

-0.40

-0.33

0.70

0.76

-0.55

-0.70

-0.46

-0.69

-0.46

a0.89

0.76

a0.81

a0.81

a0.85

a0.83

a0.85

0.75

1.00

Var. 19

Average coverage area per secondary hospitals

-0.59

-0.33

0.55

0.66

-0.42

-0.76

-0.40

a-0.80

-0.65

0.66

0.74

a0.86

a0.85

0.80

a0.84

0.78

0.70

0.68

1.00

Var. 20

Average cover area per primary hospitals

-0.29

-0.34

0.56

0.58

-0.42

-0.64

-0.52

-0.66

-0.30

0.45

0.49

0.64

0.62

0.59

0.66

0.48

0.60

0.54

0.67

1.00

Var. 21

Population density

0.64

0.44

-0.61

-0.74

0.54

0.79

0.51

a0.85

0.56

a-0.83

a-0.88

a-0.96

a-0.95

a-0.95

a-0.96

a-0.90

a-0.80

a-0.82

a-0.88

-0.64

1.00