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Table 1 Keywords used in the search strategy to identify systematic reviews and meta-analyses using relevant strength of evidence (SOE) tools

From: Hierarchies of evidence applied to lifestyle Medicine (HEALM): introduction of a strength-of-evidence approach based on a methodological systematic review

Keywords for exposures or interventions of interest (lifestyle)

Keywords for outcomes of interest (longevity)

• Diet

• Aging well

• Nutritional status

• Longevity

• Stress

• Successful aging

• Psychological

• Healthy aging

• Exercise


• Social support


• Family relations


• Social isolation


• Substance related disorders


• Sleep