Exclusion criteria included the following: (a) patients were in affective episodes, (b) shift worker, (c) ongoing alcohol or substance abuse, (d) suicidal risk, (e) hospitalized in the previous 8 weeks, or (f) had visual impairments, who were all more likely to have CRSWD [23,24].
![[This page as RDF]](http://data.gesis.org/somesci/static/rdf-icon.gif){kind=icon}