PGR and neoplasm: Tumour size (1.04, 95% CI 1.02–1.06, p < 0.001), PR positivity (0.42, 95% CI 0.25–0.71, p < 0.001) and having > 10 positive lymph nodes (HR = 4.74, 95% CI 1.17–19.30, p < 0.029) were also independent predictors.