a weak trendp = 0.0663
There was no association between post-mortem interval (PMI) and TL or mtDNAcn in post-mortem blood samples (Table S4 ). There was a weak trend of sex effect on TL (p = 0.0663), and a statistically significant effect on mtDNAcn (p = 0.0016) in healthy controls; no sex effect on either TL or mtDNAcn was found in suicide completers (Table S5 ).