The DS-14 questionnaire Vrije Universiteit Brussel Universiteit Antwerpen
Abstract: Little is known about type D personality in patients with obstructive sleep apnea (OSA). The DS-14 questionnaire is the standard tool to assess this personality type, but it has not been properly validated in patients with OSA, nor has it been correlated with clinical features in these patients. Purpose: To determine the internal consistency and test-retest reliability of the DS-14 questionnaire, as well as the prevalence of type D ...