Table 4

Logistic regression analysis for clinical findings independently associated to any degree of parasitaemia in addition to parasitaemia ⩾10 000/μl in high risk season and any degree of parasitaemia of malaria in low risk season among 2490 children studied

PredictorHigh risk seasonLow risk season
Parasitaemia > 0
Odds ratio (95% CI)
Parasitaemia ⩾ 10000
Odds ratio (95% CI)
Parasitaemia > 0
Odds ratio (95% CI)
Travel history1.76 (1.22 to 2.52)1.96 (1.06 to 3.63)0.05 (0.01 to 1.00)
Previous attack1.46 (1.06 to 2.01)1.17 (0.62 to 2.21)2.80 (1.19 to 6.54)
Chills/rigors2.75 (2.04 to 3.70)2.28 (1.34 to 3.89)1.61 (0.62 to 4.18)4-150
Running nose0.67 (0.46 to 0.98)0.62 (0.27 to 1.45)4-150 0.46 (0.19 to 1.08)4-150
Diarrhoea0.85 (0.64 to 1.14)4-150 1.08 (0.60 to 1.95)0.34 (0.15 to 0.75)
Earache1.07 (0.67 to 1.73)4-150 2.62 (1.03 to 6.66)0.05 (0.01 to 0.42)
Cough0.56 (0.41 to 0.75)0.65 (0.38 to 1.13) 4-150 1.07 (0.48 to 2.41)4-150
Difficult breathing1.66 (1.17 to 2.36)1.79 (1.00 to 3.25)1.07 (0.43 to 2.67)4-150
Pallor2.02 (1.39 to 2.94)1.08 (0.62 to 1.89)4-150 4.69 (1.52 to 14.5)
Tonsillar exudates0.44 (0.26 to 0.72)0.26 (0.03 to 1.95)0.27(0.02 to 3.89)4-150
Splenomegaly3.12 (2.20 to 4.44)1.92 (1.06 to 3.63)42.11(5.58 to 317.7)
  • 4-150 Non-significant odds ratios, all others are significant.

  • CI, confidence interval.