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Table 5 Prevalence of sub-patent malaria infection by village, age, moderate to severe anaemia and LLINs use and type of parasite (n = 103)

From: Additional burden of asymptomatic and sub-patent malaria infections during low transmission season in forested tribal villages in Chhattisgarh, India

Parameters Category Sub-patent malaria (%) Patent malaria (N = 103) Unadjusted odds ratio (95% CI) P Adjusted OR (95% CI) P
Village Hichka 13 (52.0) 25 1.2 (0.45–3.02) 0.756 0.91 (0.3–2.8) 0.863
Kothodi 16 (61.5) 26 0.79 (0.30–2.1) 0.627 0.37 (0.1–1.35) 0.109
Khalebedi 29 (55.8) 52 1    
Age (years) ≥15 26 (57.8) 45 2.78 (1.25–6.25) 0.012 3.30 (1.3–8.4) 0.010
1–14 19 (32.8) 58 1
Moderate to severe anaemia (≤9.5 g/dl) Yes 15 (71.4) 21 4.33 (1.52–12.35) 0.006 8.5 (2.3–31.3) 0.001
No 30 (36.6) 82 1
LLINs use No 29 (49.2) 59 1.69 (0.76–3.76) 0.197 1.01 (0.4–2.6) 0.985
Yes 16 (36.4) 44 1
Parasite type Pv 8 (72.7) 11 3.96 (0.98–15.93) 0.052 6.60 (1.4–32.3) 0.020
Pf 37 (40.2) 92 1
  1. Subject level-sub-patent malaria positives, ​P value less than 0.05 are statistically significant