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SCD and non-SCD three year cumulative mortality probability
| Age (years) | SCD (%) | Non-SCD (%) | Ratio between hazards of SCD and non-SCD* |
| <56 | 4.8 | 3.4 | 1.44 |
| 56–65 | 7.3 | 6.9 | 1.09 |
| 66–75 | 10.5 | 13.7 | 0.76 |
| ≥76 | 14.2 | 25.3 | 0.55 |
*p<0.001 for no difference between age groups.
