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Table 4 Logistic regression model showing the risk of developing anaemia 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 variable1 Crude odds ratio (95% Cl) p-value Adjusted odds ratio (95% Cl) p-value
Low parasite density 3.98 (1.276–13.095) 0.02 4.38 (1.10–17.69) 0.038
High parasite density 3.17 (0.601–16.692) 0.17 2.43 (0.35–16.73) 0.369
No parasitaemia 1   1  
Age (years) 0.86 (0.789 – 0.94) 0.001 0.51 (0.332–0.772) 0.002
Age squared 0.99 (0.99 – 0.998) 0.007 1.03 (1.007–1.047) 0.007
  1. 1Refer to table 3