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Table 1 Results of the univariate and multivariate logistic regression of determinants of parasite density

From: Epidemiology of subpatent Plasmodium falciparum infection: implications for detection of hotspots with imperfect diagnostics

Variable   Univariate Multivariate
  Number sub-patent / Number infected (%) OR 95% CI p-value OR 95% CI p-value
Household exposure (%)   1.08* 1.06-1.1 <0.001 1.09* 1.07-1.11 <0.001
Age group (years)    
  <5 128 / 227 (56.4%) 1 1
  5-10 163 / 359 (45.4%) 0.52 0.33-0.82 <0.001 0.58 0.37-0.91 0.02
  11-20 141 / 244 (57.8%) 1.03 0.63-1.7 0.89 1.18 0.71-1.94 0.51
  21-40 69 / 106 (65.1%) 1.65 0.88-3.09 0.12 1.77 0.94-3.32 0.08
  >40 105 / 142 (73.9%) 3.03 1.65-5.59 <0.001 3.46 1.87-6.37 <0.001
  1. Parasite density was modelled as a binary outcome; sub-patent (> 0 and <100 parasites/μl) or patent (>100 parasites/μl).
  2. *Per percentage point.