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Table 1 Comparing the prevalences between dog groups and between neighbouring sampling points by Fisher’s exact test

From: Seasonal pattern of Echinococcus re-infection in owned dogs in Tibetan communities of Sichuan, China and its implications for control

Month/year Study A Study B P value for comparing prevalences between the two groups
Prevalence (No.positive/No.tested) P value for comparing a prevalence with its immediate previous prevalence Prevalence (No.positive/No.tested) P value for comparing a prevalence with its immediate previous prevalence
Apr.,2009 13.36 % (78/584)   12.5 % (8/64)   1
Jul. 5.8 % (19/328) <0.001 3.13 % (2/64) 0.096 0.549
Sept./Oct. 0.0 % (0/141) 0.001 0.0 % (0/64) 0.496 1
Dec. 4.04 % (4/99) 0.028 4.69 % (3/64) 0.244 1
Apr.,2010 1.56 % (1/64) 0.649 1.56 % (1/64) 0.619 1