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Table 3 Regression coefficients and 95% CrI from Bayesian models of Plasmodium falciparum and Plasmodium vivax cases reported by month and regency, North Sumatera, Indonesia, 2019–2020

From: Spatial analysis to evaluate risk of malaria in Northern Sumatera, Indonesia

Covariates

Plasmodium falciparum

Plasmodium vivax

Coefficient (95% CrI)

RR (95% CrI)

Coefficient (95% CrI)

RR (95% CrI)

Intercept*

− 5.79 (− 7.82, − 3.70)

 

− 6.38 (− 8.14, − 4.45)

 

Sex (ref: female)

− 0.011 (− 0.204, 0.180)

0.989 (0.816, 1.197)

− 0.004 (− 0.109, 0.100)

0.996 (0.897, 1.105)

Altitude (meters)

− 0.005 (− 0.012, 0.000)

0.995 (0.988, 1.000)

− 0.008 (− 0.013, − 0.002)

0.992 (0.987, 0.998)

Relative humidity (%)

0.114 (0.050, 0.183)

1.121 (1.051, 1.201)

0.017 (− 0.005, 0.039)

1.017 (0.995, 1.040)

Rainfall (cm)

− 0.002 (− 0.015, 0.011)

0.998 (0.985, 1.011)

0.002 (− 0.005, 0.008)

1.002 (0.995, 1.008)

Maximum temperature (℃)

0.190 (0.086, 0.309)

1.210 (1.090, 1.362)

0.010 (− 0.024, 0.042)

1.010 (0.977, 1.043)

Minimum temperature (℃)

− 0.022 (− 0.102, 0.060)

0.978 (0.903, 1.062)

− 0.182 (− 0.222, − 0.143)

0.833 (0.801, 0.867)

Unstructured random effect

0.0617 (0.0211, 0.1353)

 

0.05 (0.0187, 0.1037)

 
  1. *Co-efficient; CrI: credible interval; DIC: deviation information criteria; RR: relative risk
  2. Significant at p < 0.05