Open Access

Table 2

Prevalence of Fasciola hepatica infection in snail samples collected from breeding farms and wild watercress beds in Haute-Vienne. CI, confidence interval.

Type of snail habitat (number of farms or beds) Total number of snails Prevalence in %
[95% CI]

  collected infected  
Grasslands on farms      
   Systematic survey for fasciolosis (234) 67,129 2666 3.97 [3.82;4.12]
   Experimental transplantations (25) 14,000 434 3.10 [2.81;3.40]
Wild watercress beds      
   Regular sampling (45) 15,394 623 4.05 [3.74;4.37]
   Irregular sampling (76) 11,958 442 3.70 [3.36;4.05]
Totals 108,481 4165 3.84 [3.72;3.96]

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