Prevalence of the Use of Herbal Medicines among Patients with Cancer: A Systematic Review and Meta-Analysis

Table 1

Inclusion and exclusion criteria for included studies.

	Inclusion criteria	Exclusion criteria
Participants	Female and male participants of all ages suffering from cancer using herbal medicine(s) with or without any other CAM remedy(s) or conventional remedy(s).	Cancer survivors (recovered)
Outcomes	Prevalence of herbal medicine use (either reported or self-reported); Herbs commonly used by patients with cancer	Prevalence not reported
Study design	Cohort studies; Cross-sectional studies	Expert reviews; Case-control studies; Policy reports; Case studies; Studies with aggregated CAM data
Ethical approval	Studies that were approved by an ethical review body or committee and participants consented to participate.	Lack of ethical approval and participant consent
Language	Published in the English language	Published in any other language