Table 4.
Crude and adjusted HR for death by Clinical Frailty Scale score categories in patients younger than 65 years old
| CFS category | Unadjusted HR | 95 % CI | p Value | Adjusted HRa | 95 % CI | p Value |
|---|---|---|---|---|---|---|
| Fit (CFS score 1-3) | 1.0 | – | – | 1.0 | – | – |
| Vulnerable (CFS score 4) | 3.67 | 1.55–8.69 | 0.003 | 2.89 | 1.19–7.02 | 0.019 |
| Mild frailty (CFS score 5) | 2.82 | 0.95–8.38 | 0.063 | 2.54 | 0.82–7.90 | 0.107 |
| Moderate to severe frailty (CFS score 6–8) | 4.93 | 1.91–12.73 | 0.001 | 4.41 | 1.62–12.06 | 0.004 |
CFS Clinical Frailty Scale
aAdjusted by sex, Elixhauser comorbidity score, Acute Physiology and Chronic Health Evaluation II score, primary diagnostic criteria, and hospital type (tertiary care/academic vs. community hospital)