Table 1. Data extraction table.

Data Extraction Item
Author(s)
Year of publication
Country of origin
Number of articles included in systematic review
Search terms
Type/definition of intervention reviewed
Type/definition of mental health and wellbeing outcome(s) reviewed
Quality assessment
Quantitative findings–main findings and effect sizes
Qualitative findings–themes, metaphors and concepts relating to the meaning, experience, and perceived effects of nature–based interventions and any factors influencing effectiveness of NBIs e.g., direct quotes, and author analysis of qualitative findings