A Systematic Review of School-Based Alcohol and other Drug Prevention Programs.

Clin Pract Epidemiol Ment Health · 2015 · PMC4378029 · PMID 25834630

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

only marginally significantno p-value reported

The last trial found that the effects obtained by adolescents who participated to Unplugged program were generally weak and some of them were only marginally significant [ 23 ].

also in 5,076 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.