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Table 5 Relationship between climate and malaria incidence in Tak Province, 2012–2015

From: Spatiotemporal epidemiology, environmental correlates, and demography of malaria in Tak Province, Thailand (2012–2015)

Variable

Total cases

P. falciparum

P. vivax

r

P

r

P

r

P

Rainfall (cm)

 Total, no lag

0.33

0.026

0.27

0.066

0.36

0.015

 Total, 1-month lag

0.09

0.564

0.04

0.813

0.12

0.438

 Total, 2-month lag

− 0.11

0.463

− 0.13

0.384

− 0.10

0.513

 Total, 3-month lag

− 0.15

0.322

− 0.14

0.355

− 0.16

0.309

Relative humidity (%)

 Minimum

0.19

0.195

0.13

0.382

0.23

0.115

 Maximum

0.28

0.056

0.22

0.136

0.31

0.033

 Range (Max − Min)

− 0.03

0.832

0.01

0.962

− 0.07

0.663

 Average, no lag

0.26

0.076

0.19

0.197

0.30

0.038

 Average, 1-month lag

− 0.02

0.871

− 0.06

0.677

0.00

0.981

 Average, 2-month lag

− 0.35

0.019

− 0.34

0.021

− 0.34

0.020

 Average, 3-month lag

− 0.47

0.001

− 0.41

0.005

− 0.51

<0.001

Temperature (°C)

 Minimum

0.14

0.330

0.08

0.580

0.18

0.225

 Maximum

0.09

0.549

0.06

0.663

0.10

0.503

 Range (Max − Min)

− 0.14

0.353

− 0.06

0.705

− 0.19

0.201

 Median, no lag

0.06

0.670

0.03

0.838

0.08

0.589

 Median, 1-month lag

0.38

0.008

0.33

0.024

0.41

0.004

 Median, 2-month lag

0.47

0.001

0.39

0.007

0.52

<0.001

 Median, 3-month lag

0.28

0.062

0.20

0.199

0.33

0.025

 Average, no lag

0.07

0.619

0.04

0.808

0.09

0.528

 Average, 1-month lag

0.38

0.008

0.33

0.024

0.41

0.004

 Average, 2-month lag

0.47

0.001

0.39

0.008

0.52

<0.001

 Average, 3-month lag

0.28

0.061

0.20

0.196

0.33

0.025

  1. Climate measurements and parasite incidence were aggregated by month. r and P-values in italic text were those that were significant at alpha level of 0.05