Table 1.

Breakdown of number of studies by addressed behaviors.

Addressed behaviors	n (%)
Alcohol consumption	5 (3.7)
Diet and nutrition	7 (5.2)
Diet and nutrition + physical activity	11 (8.2)
Diet and nutrition + physical activity + alcohol consumption	1 (0.7)
Physical activity	38 (28.4)
Physical activity + smoking cessation	1 (0.7)
Smoking cessation	25 (18.7)
Weight loss or weight maintenance + diet and nutrition	3 (2.2)
Weight loss or weight maintenance + diet and nutrition + physical activity	43 (32.1)
Total number of studies analyzed	134 (100.0)