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Table 3 Two-by-two contingency table of PCV and FAMACHA© score of cattle

From: Cross-sectional study of Fasciola gigantica and other trematode infections of cattle in Edu Local Government Area, Kwara State, north-central Nigeria

   FAMACHA© Score  
   FS 4–5 (Anaemic) FS 1–3 (Non-anaemic) Total
PCV ≤ 24 % (Anaemic) 4 18 22
> 24 % (Non-anaemic) 6 189 195
  Total 10 207 217
  1. Sensitivity: 18.2 %; Specificity: 96.9 %