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Table 1 Environmental and socioeconomic variables

From: Mapping risk of leptospirosis in China using environmental and socioeconomic data

Risk factors

Data description

Type

Percent contribution

Permutation importance

Environmental factors

Bio1

Annual Mean Temperature

Continuous

47.9

43.5

Bio4

Temperature Seasonality (standard deviation *100)

Continuous

3.7

5.2

Bio12

Annual Precipitation

Continuous

34.5

37.8

Bio15

Precipitation Seasonality (Coefficient of Variation)

Continuous

0.5

1.5

River Density

Average River Density

Continuous

1.3

2.3

Log_Pig

Distribution of pig density from FAO

Continuous

1.6

0

Socioeconomic factors

Landcover

Land cover type GlobCover

Categorical

1.7

1.7

Log_GDP

Gross Domestic Product of county

Continuous

0.7

3.2

Log_CNPOP

Gridded human population density

Continuous

8

4.7