In addition, we found modest evidence to support a causal relationship for intake of fish, marine ω - 3 fatty acids, folate, whole grains, dietary vitamins E and C and beta carotene, alcohol, fruits, and fiber, and weak evidence of causation for intake of supplementary vitamin E and ascorbic acid, saturated and polyunsaturated fatty acids and total fat, α - linolenic acid, meat, eggs, and milk. (jamanetwork.com)
Modest evidence also indicates that CBT in conjunction with pharmacotherapy may be more effective than pharmacotherapy alone. (ebmh.bmj.com)
Using data from 252 economics students at 11 high schools and controlling for individual characteristics, most notably verbal ability, they found modest evidence that, in the aggregate, PBL increased learning of macroeconomics at the high school level as compared with traditional classes. (econpapers.repec.org)