Research Article
Prevalence and Genetic Identification of Three Entamoeba Species in Pigs in Southeastern China
Table 2
Entamoeba spp. detected among different pig developmental stage groups in Fujian Province, southeastern China.
| Growing stage (s) | Samples (N) | E. histolytica | E. suis | E. polecki ST1 | E. polecki ST3 | E. polecki ST1 + E. polecki ST3 | E. polecki ST1 + E. suis | E. polecki ST3 + E. suis | E. polecki ST1 + E. polecki ST3 + E. suis | Total | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | n | Prevalence (%) | na | Prevalence (%) | 95% CI | 95% CI | 95% CI | 95% CI | 95% CI | 95% CI | 95% CI | 95% CI | 95% CI |
| Weaned piglet | 116 | 0 | 0 | 2 | 1.7 | 64 | 55.2 | 64 | 55.2 | 45 | 38.8 | 0 | 0 | 0 | 0 | 2 | 1.7 | 81 | 69.8 | NA | NA | 46.0–64.4 | 46.0–64.4 | 29.8–47.8 | NA | NA | NA | 61.3–78.3 | Sucking piglet | 105 | 0 | 0 | 3 | 2.9 | 21 | 20.0 | 12 | 11.4 | 7 | 6.7 | 1 | 1.0 | 1 | 1.0 | 0 | 0 | 27 | 25.7 | NA | NA | 12.2–27.8 | 5.2–17.6 | 1.8–11.5 | NA | NA | NA | 17.2–34.2 | Sow | 280 | 0 | 0 | 62 | 22.1 | 139 | 49.6 | 86 | 30.7 | 64 | 22.9 | 21 | 7.5 | 1 | 0.4 | 18 | 6.4 | 167 | 59.6 | NA | 17.2–27.0 | 43.8–55.5 | 25.3–36.2 | 17.9–27.8 | 4.4–10.6 | NA | 3.5–9.3 | 53.9–65.4 | Boar | 28 | | 0 | 0 | 0 | 13 | 46.4 | 12 | 42.9 | 11 | 39.3 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 50.0 | NA | NA | 26.7–66.1 | 23.3–62.4 | 20.0–58.6 | NA | NA | NA | 30.3–69.7 | Nursery pig | 90 | 0 | 0 | 12 | 13.3 | 45 | 50.0 | 42 | 46.7 | 29 | 32.2 | 2 | 2.2 | 0 | 0 | 7 | 7.8 | 54 | 60.0 | NA | 6.2–20.5 | 39.5–60.5 | 36.2–57.2 | 22.4–42.1 | NA | NA | 2.1–13.4 | 49.7–70.3 | Fattening pig | 49 | 0 | 0 | 8 | 16.3 | 20 | 40.8 | 12 | 24.5 | 12 | 24.5 | 1 | 2.0 | 0 | 0 | 0 | 0 | 27 | 55.1 | NA | 5.6–27.1 | 26.6–55.1 | 12.0–37.0 | 12.0–37.0 | NA | NA | NA | 40.7–69.5 | Total | 668 | 0 | 0 | 87 | 13.0 | 302 | 45.2 | 228 | 34.1 | 168 | 25.1 | 25 | 3.7 | 2 | 0.3 | 27 | 4.0 | 370 | 55.4 | NA | 10.5–15.6 | 41.4–49.0 | 30.5–37.7 | 21.9–28.4 | 2.3–5.2 | NA | 2.5–5.5 | 51.6–59.2 |
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N: number of samples examined; n: number of positive samples; aincluding multiple infections; 95% CI: 95% confidence interval; NA: not applicable.
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