Sudden Infant Death Syndrome and prenatal maternal smoking: rising attributed risk in the Back to Sleep era.

BMC Med · 2005 · PMC545061 · PMID 15644131

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

highly significantno p-value reported

Time was a highly significant variable in the study and SIDS rates decreased markedly over the study time period.

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.