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Table 1 List of covariates included in the studies. Some articles are listed more than once

From: A systematic review of the data, methods and environmental covariates used to map Aedes-borne arbovirus transmission risk

Covariates

Number of studies

Percentage (%)

Climatic factors

 

Temperature

97

55.1

 

 Mean temperature

78

44.3

 

 Min temperature

21

11.9

 

 Max temperature

16

9.1

 

Rainfall

78

44.3

 

 Total rainfall

42

23.9

 

 Mean rainfall

23

13.1

 

 Max rainfall

6

3.4

 

Humidity

25

14.2

 

Temperature suitability

22

12.5

 

Bioclimatic variables

6

3.4

 

El Niño Southern Oscillation Index

4

2.3

 

Soil moisture (water stress/wetness)

4

2.3

Demographic factors

 

Population density

43

24.4

 

Age

25

14.2

 

Air travel

15

8.5

 

Human daily mobility

13

7.4

 

Vaccination coverage

7

4.0

 

Sex

7

4.0

Socio-economic factors

 

Gross domestic product

15

8.5

 

Household income

11

6.3

 

Education/literacy rate

6

3.4

 

Occupation and employment status

5

2.8

 

Socio-economic strata

6

3.4

Ecology

 

Non-human primates species

6

3.4

 

Location of breeding sites

4

2.3

 

Breteau index

3

1.7

 

Adult mosquito abundance

2

1.1

Environmental factors

 

Vegetation

27

15.3

 

Elevation/altitude

25

14.2

 

Urbanisation

22

12.5

 

Distance to roads, road density

14

8.0

 

Land use/land cover

13

7.4

 

Distance to water bodies/river

9

5.1

Spatiotemporal incidence

 

Case count across time periods and neighbouring regions

18

10.2