Table 1 Factors associated with the prevalence of Blastocystis sp. in zoo animals in China
Factors | No. of examined | No. of positive | Prevalence (%) (95% CI) | OR (95% CI) | P value |
|---|---|---|---|---|---|
Zoo | |||||
 Ya'an Zoo | 204 | 46 | 22.5% (16.8–28.3) | 0.906 (0.399–2.056) | 0.813 |
 Chengdu Zoo | 144 | 10 | 6.9% (2.8–11.1) | 0.232 (0.086–0.624) | 0.004 |
 Xichang Zoo | 35 | 1 | 2.9% (0–8.4) | 0.092 (0.011–0.767) | 0.027 |
 Panzhihua Zoo | 37 | 9 | 24.3% (10.5–38.1) | Reference |  |
Host | |||||
 Primates | 128 | 39 | 30.5% (22.5–38.4) | 4.541 (2.201–9.370) | 0.000 |
 Carnivora | 85 | 5 | 5.9% (0.8–10.9) | 0.648 (0.217–1.936) | 0.437 |
 Rodentia | 33 | 6 | 18.2% (5.0–31.3) | 2.303 (0.782–6.779) | 0.130 |
 Artiodactyla | 39 | 5 | 12.8% (2.3–23.3) | 1.524 (0.495–4.691) | 0.463 |
 Perissodactyla | 4 | 0 | 0 |  |  |
 Diprotodontia | 3 | 0 | 0 |  |  |
 Erinaceidae | 3 | 0 | 0 |  |  |
 Birds | 125 | 11 | 8.8% (3.8–13.8) | Reference |  |
 Total | 420 | 66 | 15.7% (12.2–19.2) |  |  |