Additional file 1: of Survival estimates stratified by the Nottingham Prognostic Index for early breast cancer: a systematic review and meta-analysis of observational studies Ewan Gray Anna Donten Katherine Payne Peter Hall 10.6084/m9.figshare.7092497.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Survival_estimates_stratified_by_the_Nottingham_Prognostic_Index_for_early_breast_cancer_a_systematic_review_and_meta-analysis_of_observational_studies/7092497 Appendix 1. NPI category cut-offs. Appendix 2. Electronic search strategies. Appendix 3. Critical appraisal of accepted studies. Appendix 4. Data extraction procedures. Appendix 5. Reported five and ten-year survival per study dataset. (DOCX 71 kb) 2018-09-15 05:00:00 Breast cancer Prognosis Precision medicine Meta-analysis Nottingham Prognostic Index