From: Performance of HRP-2 based rapid diagnostic test for malaria and its variation with age in an area of intense malaria transmission in southern tanzania
No of parasites/μL
No of observation
Sensitivity
95% CI
<500
81
92.6%
[78.0-97.8]
500-4999
74
100%
-
>5000
50
96.0%
[81.7-99.2]