Significant multivariate Cox proportional survival analysis and test for proportional hazards assumption for the SCD end point
| Multivariate Cox proportional survival analysis | ||||||
|---|---|---|---|---|---|---|
| HR | 95% CI | p Values | C index | χ2 | p Values | |
| 2011 ACCF/AHA guidelines | 3.267 | 1.335 to 8.000 | 0.010 | 1.606 | 0.205 | |
| VE/VCO2 slope | 1.056 | 1.004 to 1.110 | 0.034 | 0.075 | 0.784 | |
| Global risk model | 0.748 | 1.921 | 0.589 | |||
| 2014 ESC guidelines | 1.179 | 1.078 to 1.288 | 0.000 | 0.273 | 0.601 | |
| VE/VCO2 slope | 1.069 | 1.018 to 1.122 | 0.007 | 0.027 | 0.871 | |
| Global risk model | 0.750 | 0.701 | 0.873 | |||
Last two columns refer to the test for proportional hazards assumption.
ACCF, American College of Cardiology Foundation; AHA, American Heart Association; ESC, European Society of Cardiology ; SCD, sudden cardiac death; VE/VCO2 slope, relation between ventilation versus carbon dioxide production.