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Table 5 Positive rates of echinococcosis among livestock by clinical examination in Tibet Autonomous Region, 2016

From: Epidemiological survey of echinococcosis in Tibet Autonomous Region of China

Tooth age by year Yaks Sheep Pigs
Surveyed population No. positive Positive rate/%
(95% CI)
Surveyed population No. positive Positive rate/%
(95% CI)
Surveyed population No. positive Positive rate/% (95% CI)
0–2 118 4 3.39 (0.12–6.66) 50 6 12.00 (2.99–21.01) 34 0 0.00(−)
3–5 222 4 1.80 (0.05–3.55) 562 62 11.03 (8.44–13.62) 64 1 0.16 (0.00–1.14)
6–8 417 41 9.83 (6.97–12.69) 340 76 22.35 (17.92–26.78) 3 0 0.00(−)
9–11 186 25 13.44 (8.54–18.34) 55 13 23.63 (12.40–34.86) 0 0 0.00(−)
12–20 52 17 32.69 (19.94–45.44) 0 0 0.00(−) 0 0 0.00(−)
Total 995 91 9.15 (7.36–10.94) 1007 157 15.59 (13.35–17.83) 101 1 0.99 (0.00–2.92)
  1. -: Not applicable;
  2. CI: Confidence interval