This study is to investigate sleep disorders in patients with dermatologic diseases by taking into consideration dermatologic (itch, pain) and non- dermatologic (medication, depression) factors.
Study Type
OBSERVATIONAL
Enrollment
624
self-administered patient questionnaire regarding the different aspects of sleep disorders in patients with dermatologic diseases
Department of Dermatology, University Hospital Basel
Basel, Switzerland
Regensburg Insomnia Scale (RIS)
Self-rating scale: Five items cover quantitative and qualitative sleep parameters: Sleep latency (1), sleep duration (2), sleep continuity (3), early awakening (4) and sleep depth (5). Four items cover the psychological aspects of psychophysiological insomnia (PI), such as the experience of sleepless nights (6), focussing on sleep (7), fear of insomnia (8), and daytime fitness (9), one item covers sleep medication (10). A 5-step Likert scale was provided for response.The total score ranges from 0 to 40 points (score from 0-12 points considered as normal and a higher score as indicative of PI symptoms).
Time frame: single time point assessment at baseline
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