Malaria smear and blood culture results of febrile adults in cohort 1 (2007–2008) and cohort 2 (2011–2012) admitted to Mawenzi Regional Hospital (MRH) and Kilimanjaro Christian Medical Centre (KCMC).

Significant results are marked in bold.
* Denominators less than 403 (cohort 1) and 340 (cohort 2) represent missing values (except for culture arrival in time to influence clinical decisions).
†Significance tests for comparisons between Cohort 1 and Cohort 2 determined by 2-sample t-test for continuous variables and Pearson's chi-square test for categorical variables.
‡Adjusted for adequate blood volume for culture, previous HIV testing, prior SXT prophylaxis, hospital location, and rurality.
§Culture results received at least one day before patient discharge or death.