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Table 2 Prevalence of gastrointestinal parasites infection in different pastures

From: Prevalence of gastrointestinal parasites in free-range yaks (Bos grunniens) in Gansu Province, Northwest China

Pastures

No. tested

No. positive

Prevalence (%)

95% CIa

Winter pasturesb

414

178

43.00

38.23–47.76

Summer pasturesc

319

112

35.11

29.87–40.35

Total

733

290

39.56

36.02–43.10

  1. a Confidence intervals
  2. b Autumn and winter
  3. c Spring and summer
  4. χ2 = 4.69, P = 0.03