Canine Fecal Contamination in a Metropolitan Area (Milan, North-Western Italy): Prevalence of Intestinal Parasites and Evaluation of Health Risks

Table 1

Prevalence (%) and 95% confidence interval (CI) of intestinal parasites in 463 dog faecal samples and 120 subareas in Milan (north-western Italy).

	Faecal samples		Subareas
		%; (95 CI)		%; (95 CI)
Toxocara canis	8	1.72; (0.88–3.37)	6	5.00; (2.05–11.02)
Toxascaris leonina	3	0.64; (0.22–1.89)	3	2.50; (0.65–7.68)
Ancylostomatidae		0.43; (0.12–1.56)	2	1.67; (0.29–6.5)
Trichuris vulpis	17	3.67; (2.22–5.93)	16	13.33; (8.05–21.04)
Strongyloides spp.	4	0.86; (0.28–2.35)	4	3.33; (1.07–8.82)
Dipylidium caninum	2	0.43; (0.12–1.56)	2	1.67; (0.29–6.5)
Cystoisospora sp.	1	0.21; (0.04–1.22)	1	0.83; (0.04–5.23)
Giardia duodenalis	50	11.06; (8.49–14.29)	42	35.00; (26.67–44.30)
Cryptosporidium sp.	5	1.10; (0.47–2.55)	3	2.50; (0.65–7.68)
Overall prevalence	77	16.63; (13.52–20.29)	57	47.50; (38.38–56.78)