Research Article
A Single-Center Experience in Low Ejection Fraction Coronary Artery Bypass Surgery
Figure 3
Kaplan–Meier survival curves were plotted to compare the mortality outcomes between OPCAB and ONCAB, incorporating hazard ratio (HR) and log-rank statistics for both procedures prior to and following the application of stabilized weighted matching. The figures also include the count of patients at risk for each procedure at various time points.