Global quality of life in breast cancer: systematic review and meta-analysis.

"Competing interests: None declared."

"Funding: The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors."

"This systematic review was registered with PROSPERO in 2022 (CRD42022309791; available at https://www.crd.york.ac.uk/prospero/display_record.php?ID=CRD42022309791) and was reported based on the Preferred Reporting Items for Systematic Reviews and Meta-Analyses statement. Conclusion: The present systematic review identified several factors that affect the QoL of women with BC worldwide and provided several implications for developing policy interventions to effectively improve the QoL of women with BC. In this way, clinicians can sufficiently give advice to their patients with the purpose of improving their QoL.: PROSPERO registration number CRD42022309791."