Table 2.

Kruskal–Wallis test results.

Metric	Pre-DM versus Post-MM [${\chi }^2$ (DF = 3)]	Pre-DM versus Post-PM [${\chi }^2$ (DF = 3)]
Accuracy	35.41**	27.24**
Sensitivity	20.04**	15.13*
Specificity	15.68**	11.44*

DF, degrees of freedom.

^*$p<0.05$.

^**$p<0.001$.