Table 1.

PICOs, Inclusion Criteria and Exclusion Criteria Applied to Database Search

PICOs	Inclusion Criteria	Exclusion Criteria
Population	• Undergraduate medical schools • Postgraduate medical schools	• All qualified physicians (including residents) within the postgraduate clinical, medical, research and/ or academic settings without the mention of medical schools • Allied health specialties such as Pharmacy, Dietetics, Chiropractic, Midwifery, Podiatry, Speech Therapy, Occupational and Physiotherapy without the mention of medical schools • Non-medical specialties such as Clinical and Translational Science, Alternative and Traditional Medicine, Veterinary, Dentistry without the mention of medical schools
Intervention	• Methods of assessing professional identity formation of medical students	NA
Comparison	• Comparisons of the assessment tools, including the assessment principles, modalities and criteria	NA
Outcome	• Assessment principles, modalities and criteria • Impact of assessment on those being assessed	NA
Study design	• Articles in English or translated to English • Grey Literature / electronic and print information not controlled by commercial publishing • All study designs including: ◦ Mixed methods research, meta-analyses, systematic reviews, randomized controlled trials, cohort studies, case–control studies, cross-sectional studies, and descriptive papers • Year of Publication: 1st Jan 2000 – 31st Dec 2021 • Databases: PubMed, Embase, ERIC, Scopus	• Case reports and series, ideas, editorials, conference abstracts, and perspectives