highly significantP <0.001
The Wilcoxon rank-sum test of the null hypothesis that both groups had the same distribution of scores was highly significant ( P <0.001), suggesting known-groups validity with respect to joint comorbidity.
The Wilcoxon rank-sum test of the null hypothesis that both groups had the same distribution of scores was highly significant ( P <0.001), suggesting known-groups validity with respect to joint comorbidity.