Appendix I: Search Strategies [Search terms used for databases]. Appendix II: Data Extraction Form [Form used to extract data from included studies]. Appendix III: Quality Assessment Tool [Adapted Newcastle-Ottawa Scale used for quality assessment of studies]. Appendix IV: Excluded Studies [Table listing all studies which underwent full-text screening and were subsequently excluded, with reasons for exclusion]. Appendix V: Included Studies [Table of all included studies with key details â study design, sample size, country, definitions of treatment-resistance and response, variables measured, full results, and overall quality assessment score]. Appendix VI: Quality Assessment for Included Studies [Tables outlining full quality assessment scoring for each included study]. (DOCX 180 kb
