Table 1Number of Trials Included in the Review and Meta-Analysis By Key Question

Physical ActivityHealthful DietLifestyleMeta-analysis
Key Question 1-Health Outcomes030N/A
Key Question 2-Intermediate Outcomes8161433 (n=64,319)
Key Question 3-Behavioral Outcomes30251758 (n=87,930)
Key Question 4-Harms*700N/A
*

Additional studies identified for harms (not including trials included for key questions 1–3).

From: 3, Results

Cover of Behavioral Counseling to Promote Physical Activity and a Healthful Diet to Prevent Cardiovascular Disease in Adults
Behavioral Counseling to Promote Physical Activity and a Healthful Diet to Prevent Cardiovascular Disease in Adults: Update of the Evidence for the U.S. Preventive Services Task Force [Internet].
Evidence Syntheses, No. 79.
Lin JS, O’Connor E, Whitlock EP, et al.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.