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Table 4 Univariate and multivariate adjusted risk factors analysis for time-to-first P. vivax episode and P. falciparum episode

From: Identification of different malaria patterns due to Plasmodium falciparum and Plasmodium vivax in Ethiopian children: a prospective cohort study

  P. vivax P. falciparum
Univariate HR (95 % CI) Multivariate AHR (95 % CI) G p-value Univariate HR (95 % CI) Multivariate AHR (95 % CI) G p-value
Gender
 Female 1 1   1 1  
 Male 1.0 (0.8,1.2) 0.9 (0.8,1.2)   0.9 (0.8,1.1) 0.9 (0.8,1.1)  
Age (years)
 ≤3 1 1 0.01* 1 1 <0.01*
 3–7 0.8* (0.6,1.0) 0.7* (0.6,0.9) 1.2 (1.0,1.5) 1.2* (1.0,1.5)
 ≥7 0.6 (0.4,1.0) 0.6* (0.4,0.9) 1.4* (1.1,1.9) 1.4* (1.2,2.2)
Proximity to the dam
 ≤1.17 km 1 1 0.12 1 1 0.53
 1.17–1.79 0.8 (0.6,1.2) 0.9 (0.6,1.2) 0.9 (0.7,1.2) 1.0 (0.7,1.2)
 1.79–2.97 0.9 (0.6,1.3) 0.8 (0.5,1.3) 0.9 (0.7,1.2) 1.0 (0.7,1.3)
 >2.97 0.8 (0.5,1.5) 0.8 (0.5,1.4) 1.1 (0.8,1.7) 1.1 (0.8,1.5)
Season
 Long rainy 1 1 <0.01* 1 1 <0.01*
 Dry 1.7* (1.1,2.3) 1.9* (1.2,2.9) 1.7* (1.2,2.8) 3.2 (2.2,5.2)
 Moderate rainy 0.8 (0.7,1.1) 0.8 (0.6,1.2) 1.2* (1.0,2.0) 2.3* (1.4,3.1)
  1. HR hazard ratio; AHR adjusted hazard ratio; G p-value global p-value
  2. * P < 0.05