Development and Application of Urban Landslide Vulnerability Assessment Methodology Reflecting Social and Economic Variables

Table 3

Proxy variables and their weights in socioeconomic vulnerability assessment model.

Social-economic vulnerability index	Weights
DSI (demographic and social index):
Age distribution	13.8%
Number of workers who may be exposed to disasters	26.4%
Population density	24.4%
Foreigner ratio	6.8%
Education level	9.4%
Housing type	19.2%
STI (secondary-damage-triggering index):
Number of public offices	14.7%
Road area ratio	25.8%
Number of electronic supply facilities	28.2%
School area ratio	11.4%
Commercial and industrial area ratio	19.9%
PRI (preparation and response index):
Disasters frequency	12.4%
Internet penetration rate	8.6%
Number of disaster prevention facilities	25.8%
Perceived safety	27.8%
Number of medical doctors	13.2%
Financial independence of the borough	12.2%