Treatment practice and research issues in improving opioid treatment outcomes.

Sci Pract Perspect · 2002 · PMC2851066 · PMID 18567961

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

highly significantno p-value reported

A key principle that has emerged is that the length of time a patient stays in treatment (“retention”) is a highly significant indicator of program quality; measured repeatedly, it is a tool for assessing progress in improving outcomes.

also in 132,142 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.