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. 2021 Aug 31;14:439. doi: 10.1186/s13071-021-04960-7

Table 1.

Prevalence of single and co-infections by endoparasites among dogs (n = 4692) in the US

Parasite infection Positives (n) Prevalence % (95% CI)
Single infections 797 16.99 (15.91–18.06)
Co-infections 179 3.82 (3.27–4.36)
Co-infection with 2 parasites 155 3.30 (2.79–3.81)
Co-infection with 3 parasites 22 0.47 (0.27–0.66)
Co-infection with 4 parasites 1 0.02 (0–0.06)
Co-infection with 5 parasites 1 0.02 (0–0.06)