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ROC curve of weight. Figure shows the receiver operating characteristic (ROC) curve used to select the optimum cutoff value of weight to discriminate dogs with SW gait from dogs with No‐SW gait. It shows that dogs weighting equal or less than 7.8 kg had higher possibilities to achieve SW, with a sensitivity of 54.2% and a specificity of 93.9%. (95% CI: 0.63–0.83).
