Number of addictive substances used related to increased risk of unnatural death: a combined medico-legal and case-record study.

BMC Psychiatry · 2009 · PMC2731754 · PMID 19653902

Europe PMC DOI

hedged sentences

0.0010

closest p · 0.0× alpha

0.0010

boldest claim

The sentences

highly significantP < 0.000not a probability at all

This is highly significant ( P < 0.000).

also in 132,142 other papers

a significant trendP < 0.001actually significant

There is a significant trend towards increased risk of undetermined suicide for every additional substance used apart from alcohol (OR = 1.63 for each substance – CI:1.22–2.17, P < 0.001).

also in 9,775 other papers

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