Bivariate and multivariate analyses of association between elevated mtDNA levels and 28-d MICU mortality.

<p>Data are given as OR (95% CI) followed by <i>p</i>-value. Elevated mtDNA level represents NADH dehydrogenase 1 DNA copy number of ≥3,200 copies/µl plasma.</p><p>^a Includes MICU and cardiac ICU patients.</p><p>^b Includes surgical ICU, trauma ICU, and neurological ICU patients.</p><p>^c Multivariate models in both cohorts were adjusted for age, gender, and race/ethnicity, with additional adjustments where indicated.