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. 2020 Aug 20;7:542. doi: 10.3389/fvets.2020.00542

Table 5.

Summary of the results from the meta-analysis of studies reporting lameness incidence rate (100 cow-years) at cow level using the arcsine data transformation method, before and after outlier removal.

No of studies Pooled Incidence rate (100 cow-years) 95% CI 95% PI Heterogeneity measures
Cochran's Q P-value Q Tau2 I2(%)
Before outlier
identification and removal
31 45.2 36.9–54.3 8.8–109.7 112985 <0.001 0.033 100.0
After outlier
identification and removal
29 36.8 29.3–45.2 5.6–95.5 109127 <0.001 0.032 100.0