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Effect of Treatment on Risk of Mortality*
| Treatment Group | No. of Participants | No. of Events | RR (99% CI) | PValue |
|---|---|---|---|---|
| Antioxidants vs no antioxidants | 4757 | 491 | 1.06 (0.84–1.33) | .53 |
| Antioxidants only vs placebo | 2965 | 313 | 1.05 (0.78–1.40) | .68 |
Values were calculated using the Cox proportional hazards survival analysis, unadjusted model. RR indicates relative risk; CI, confidence interval.
