Skip to main content

Table 3 Logistic regression model showing the risk of developing a febrile malaria episode during the 6 month morbidity surveillance according to age and the result of the slide at the initiation of the study in Mgome

From: Malaria morbidity and immunity among residents of villages with different Plasmodium falciparum transmission intensity in North-Eastern Tanzania

Explanatory variable Crude odds ratio (95% Cl) p-value Adjusted odds ratio (95% Cl) p-value
Low parasite density1 0.34 (0.15–0.78) 0.011 0.22 (0.06–0.89) 0.033
High parasite density2 3.0 (1.09–8.29) 0.034 1.36 (0.27–8.82) 0.706
No parasitaemia3 1   1  
Age (years) 0.66 (0.58 – 0.76) <0.001 0.51 (0.332 – 0.772) 0.002
Age squared 0.98 (0.97 – 0.998) 0.007 1.03 (1.007–1.047) 0.007
  1. 1Parasitaemia in April between 40 and 4999 parasites/μl 2Parasitaemia in April >4999 parasites/μl 3Slide negative in April