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Demographics and comorbidities by frail status
| Frail 9868 (2.9%) | Non-frail 329 978 (97.1%) | P value | |
|---|---|---|---|
| Age (years) | 69.0 | 62.6 | <0.001 |
| Elixhauser Comorbidity Index | 4.0 | 3.0 | <0.001 |
| Comorbidities (%) | |||
| Congestive heart failure | 7.6 | 3.3 | <0.001 |
| Diabetes | 28.4 | 23.9 | <0.001 |
| Obesity | 24.7 | 28.3 | <0.001 |
| Chronic lung disease | 14.4 | 11.4 | <0.001 |
| Obstructive sleep apnea | 5.2 | 4.2 | <0.001 |
| Extended procedure (%) | 10.1 | 2.5 | <0.001 |
| Minimally invasive procedure (%) | 22.6 | 29.0 | <0.001 |
