Prevalence of fever of unidentified aetiology in East African adolescents and adults: a systematic review and meta-analysis

Table 2 Diagnostic tests used in 20 included studies

Diagnostic method	No. of studies	No. of participants tested	No. of positive cases	Positivity rate (%)
ELISA	12	5030	553	11.0
Microscopy	9	3739	1788	47.8
Blood culture	9	3198	1027	32.1
RDT	9	2901	2137	73.7
PCR	9	2089	1557	74.5

ELISA enzyme-linked immunosorbent assay, IFA immunofluorescence assay, PCR polymerase chain reaction, RDT rapid diagnostic test, No. Number

ISSN: 2049-9957