Table 2.

Inclusion and exclusion criteria.

Inclusion	Exclusion
Studies published in English only  Outcomes (local recurrence, distant metastasis or survival rates) of surgical resection of phyllodes tumours with margin sizes ≥1cm or <1cm  Phyllodes tumour subtypes investigated include borderline or malignant types only	Margins not histologically confirmed postoperatively  Studies reporting outcomes exclusively for benign phyllodes tumours or mix benign phyllodes tumour data with malignant and borderline subtypesa  Case reports, case reviews below 10 patients, literature reviews

^a For studies that mixed benign phyllodes tumour data with borderline and malignant phyllodes tumours, if specifically borderline or malignant could not be extracted from the literature article and authors could not be contacted for raw data, the study was excluded.