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Table 4 Summary of schistosomiasis prevalence surveys done in Malawi between 1988 and mid 2014

From: Schistosomiasis in Malawi: a systematic review

Infection form Where surveys were done Total Diagnostic technique used No. of surveys* Prevalence (%)
School Community Combined Mean (range) Median
Urinary 10 3 2 15 Filtration 16 23.7 (2.0-64.5) 23.7
Sedimentation 3 19.0 (0.6-94.9) 5.7
Serology 4 59.5 (32.0-94.5) 50.9
Intestinal 0 1 1 2 Kato Katz 6 7.4 (0–67.0) 0
FECβ 1 0.7 (0–4.3) 0
Both 1 4 0 5 - - - -
Total 11 8 3 22 - - - -
  1. *Some surveys used more than one diagnostic method; βFormol Ether Concentration.
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