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Table 2 Multivariable logistic regression of imported malaria in Northern Sumatera, 2019–2020

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

Characteristics Univariate Multivariable
OR p value AOR p value
Sex
 Female Ref   Ref  
 Male 3.54 (2.68, 4.68) < 0.001 1.46 (0.93, 2.27) 0.098
Age groups (years)
 < 13 Ref   Ref  
 13–18 1.31 (0.72, 2.39) 0.38 1.39 (0.75, 2.58) 0.303
 19–30 10.85 (6.62, 17.77) < 0.001 3.31 (1.67, 6.56) 0.001
 31–45 9.72 (5.86, 16.13) < 0.001 5.69 (2.65, 12.20) < 0.001
 > 45 4.86 (2.75, 8.58) < 0.001 5.11 (2.41, 10.84) < 0.001
Occupation
 ET Ref   Ref  
 FG 0.49 (0.28, 0.86) 0.012 0.44 (0.25, 0.78) 0.005
 Fisherman 0.16 (0.08, 0.33) < 0.001 0.18 (0.08, 0.38) < 0.001
 FM 26.82 (3.32, 216.91) 0.002 44.16 (4.08, 477.68) 0.002
 Housewife 0.44 (0.28, 0.69) < 0.001 0.59 (0.33, 1.07) 0.082
 Military 569.25 (77.77, 4,166.55)  < 0.001 1,154.35 (145.93, 9,131.56) < 0.001
 Students 0.18 (0.11, 0.28) < 0.001 0.64 (0.33, 1.27) 0.205
 Unemployed 0.35 (0.21, 0.60) < 0.001 0.96 (0.52, 1.79) 0.91
Species
 PF Ref   Ref  
 PV 0.33 (0.25, 0.43) < 0.001 0.58 (0.38, 0.88) 0.01
 Mixed 0.20 (0.13, 0.31) < 0.001 0.10 (0.04, 0.27) < 0.001
Year
 2019 Ref   Ref  
 2020 0.62 (0.49, 0.77) < 0.001 1.68 (1.22, 2.32) 0.001
  1. OR: odds ratio; AOR: adjusted odds ratio; Ref- reference group; ET: employees and traders; FG: farmers and gardeners; FM: forest workers and miners; PF: P. falciparum, PV: P. vivax, p-value significant at < 0.05