... scores.ResponsivenessResponsiveness of the DHI-N was supported, as the hypotheses of correlations between change scores of the DHI-N versus the VSS-sf-N total, as well as the COOP/WONCA sum, were confirmed. However, the hypotheses of ... outstanding discrimination. The best cut-off point of scores was identified, where the sum of the percentages of misclassified participants was lowest [52].We hypothesized that the DHI-N would demonstrateacceptable ... validity of the DHI-N was supported, as the pre-defined hypotheses of concurrent correlations with othermeasures, were confirmed. The high and highest correla-tion was demonstrated between the...