Figure 2.

Proportion of children with persistent antigen in Soroti, Uganda. Proportion of children with persistent antigen positive HRP2-RDT at clinic visits, stratified by day-zero parasite density at < 1,000/μl, 1,000–50,000/μl and > 50,000/μl. 224 children were followed up with censoring for those with recurrent parasitaemias. The log rank test statistics for equality of survival distributions was 21.93 (p < 0.001).