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Effect of onset age on risk of MACEs in non-genetic cases without initial dissection.
| Onset age | MACE | Odds ratio (95% CI) | P value |
|---|---|---|---|
| ≤40 (CAT1) | 9 of 54 (16.7%) | 5.27 (1.36–20.46) | 0.016 |
| 41–50 (CAT2) | 11 of 84 (13.1%) | 3.97 (1.07–14.79) | 0.040 |
| 51–60 (CAT3) | 10 of 96 (10.4%) | 3.06 (0.81–11.53) | 0.098 |
| >60 (CAT4) | 3 of 82 (3.7%) | 1.00 (Ref) | – |
| Total (per 10 years) | 1.58 (1.11–2.25) | 0.012 | |
