- Multiple logistic regressions adjusted for primary rhythm, time to ROSC, and age. Higher OR depicts higher risk of poor outcome. The numbers 24, 48 and 72 to the right of the variable refer to echocardiography acquired 24 h, 48 h and 72 h following the start of targeted temperature management. Abbreviations: EF Ejection fraction, GLS Global longitudinal strain, IVC Inferior vena cava variability, OR Odds ratio, TAPSE Tricuspid annular plane systolic excursion, 95% CI 95% confidence interval