Table 1.

Population, Intervention, Comparison, Outcomes and Study Design (PICOS) for the study.

PICOS	Application of the Criteria on the Present Study
Population	Adult and pre-menopausal women with PCOS
Intervention	None
Comparison	Studies included both with and without control group (healthy women)
Outcomes	Group size; depression measured by HADS-D score; relative risk of depression
Study Design	Case–control, cross-sectional, prospective and retrospective studies written in English