Factor

Weight (w1)

Sub-factors

Weight (w2)

Weight (w3) = w1*w2

Environmental factor

0.4

Water and Air pollution (C1)

0.6

0.24

Public nuisance (C2)

0.2

0.08

Green area coverage (C3)

0.2

0.08

Economic factors

0.1

Cost of access to hospital (D1)

1

0.1

Urban factor

0.5

Accessibility (B1)

0.65

0.325

Geographical barriers (B2)

0.23

0.115

transport type (B3)

0.12

0.06

Sum = 1