Table 2.

Inclusion and exclusion criteria.

Inclusion Criteria

Exclusion Criteria

Participants: patients with a diagnosis of schizophrenia, schizoaffective disorder, schizophreniform disorders and first episode schizophrenia or includes Schizophrenia spectrum disorders. We also included studies that were done in people with mixed diagnosis provided they reported findings for people with SSD. Interest: We included studies that examined or described “loss of control over eating”, binge eating, disordered eating, night eating/nocturnal eating, obesity, overweight, bulimia nervosa, or disordered eating Comparison: to those without disordered eating or healthy controls. Outcome: We included studies that reported prevalence and correlates of disordered eating behaviours in SSD. Study design: Observational studies, or secondary analysis of clinical trials access to full published text and methodology must be available English language published after 1980 (when bulimia nervosa was added to DSM III)

case-reports or case-series and non-empirical designs; reviews, book reviews, comments, conference proceedings, abstracts only publications, duplicate publications, and grey literature.