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Table 3 Conditional logistic regression based on matching to compare individual genotypes.

From: Complement receptor 1 polymorphisms associated with resistance to severe malaria in Kenya

  Severe Anaemia Cerebral Malaria
Genotype No. of cases (%) No. of controls (%) OR 95% CI P No. of cases (%) No. of controls (%) OR 95% CI P
Sl1/1 11(8) 10(7) Ref - - 17(18) 10(11) Ref - -
Sl1/2 63(46) 57(42) 1.08 0.24 to 4.93 0.92 44(47) 40(43) 0.49 0.12 to 2.05 0.32
Sl2/2 63(46) 70(51) 0.65 0.14 to 3.06 0.59 32(34) 43(46) 0.17 0.04 to 0.72 0.02
McCa/a 61(45) 61(45) Ref - - 51(55) 49(53) Ref - -
McCa/b 65(47) 66(48) 0.93 0.41 to 2.11 0.86 37(40) 40(43) 1.39 0.55 to 3.52 0.49
McCb/b 11(8) 10(7) 1.38 0.29 to 6.57 0.68 5(5) 4(4) 3.52 0.43 to 29.06 0.24
  1. OR = Odds Ratio, CI = Confidence interval, Ref = Reference Category
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