Research Paper Volume 12, Issue 15 pp 15514ā€”15531

Ubiquinol supplementation in elderly patients undergoing aortic valve replacement: biochemical and clinical aspects

Figure 5. NYHA class in placebo (grey) and QH treated (black) group in phase 1 and following 6-month follow-up. **pā‰¤0.01 significance of differences in each experimental group in comparison with phase 1.