An Understanding of the Global Status of Major Bacterial Pathogens of Milk Concerning Bovine Mastitis: A Systematic Review and Meta-Analysis (Scientometrics).

The Cochran Q statistics showed highly significant ( p < 0.01) differences between the studies included for S, St, and Ec prevalence in the world sub-grouped based on year, continent, period, species, method, bacterial species, and type of mastitis, showing the heterogeneity between the studies selected for meta-analysis.

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The period-wise analysis revealed an increasing prevalence of S in Africa, North America, Oceania, as well as a decreasing trend in Asia, Europe, and Latin America during the 2011–2019 period.

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