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Table 2 Number of mosquito specimens and pools tested according to their species, mean number of mosquitoes per pool and their positivity for Dirofilaria spp. along with the percentage of estimated rate of infection (ERI) and confidence intervals (95 % CI). Statistical significance (**)

From: Molecular xenomonitoring of Dirofilaria immitis and Dirofilaria repens in mosquitoes from north-eastern Italy by real-time PCR coupled with melting curve analysis

Mosquito species No. specimens No. pools tested No. pools positive Mean no. mosquitoes per pool ERI (%) 95 % CI
Culex pipiens 37865 835 18* 45.35 0.048a 0.03-0.07
Ochlerotatus caspius 2264 92 4 24.61 0.180 a 0.06-0.4
Aedes vexans 720 25 1 28.80 0.142 0.01-0.67
Culex modestus 43 3 0 14.33 - -
Total 40892 955 23 42.82 0.057 0.04-0.08
  1. * including two positive pools for Dirofilaria repens.
  2. ** equal letter corresponds to significant difference.
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