Table 3.

Summary of the results from the meta-analysis of studies reporting lameness prevalence at cow level using arcsine data transformation method.

No of studies	Pooled prevalence	95% CI	95% PI	Heterogeneity measures
				Cochran's Q	P-value Q	Tau2	I2(%)
Before outlier identification and removal
42	0.299	0.261–0.339	0.087–0.572	34975	<0.001	0.019	99.9
After outlier identification and removal
40	0.295	0.267–0.324	0.138–0.482	12892	<0.001	0.009	99.7