Supplemental material: Spindler et al., Sleep disturbance in adult dermatological patients: A cross-sectional study on prevalence, burden and associated factors, J Am. Acad Dermatol

Supplemental tables S1-S5 and figure S1:
Table S1. Basic demographic characteristics: Study population and the German general population from Hinz et al. 2017
Table S2. Characteristics of self-reported (A) comorbidities and (B) medications across skin conditions
Table S3. Pittsburgh Sleep Quality Index (PSQI) across skin conditions
Table S4. Pittsburgh Sleep Quality Index (PSQI) across chronic urticaria subgroups
Table S5. Correlation between Pittsburgh Sleep Quality Index (PSQI) and pruritus intensity during the last week on visual analog scale (VAS)
Figure S1. Pruritus frequently fluctuates throughout the day exacerbating most frequently in the evening or at night