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Cohort characteristics (N = 68).
| Variable | N (%) unless otherwise specified |
|---|---|
| Male (%) | 28 (41%) |
| Mean age | 67.6 (10.4) |
| Mean BMI | 29.5 (5.9) |
| Race | |
| White | 48 (70%) |
| Black | 6 (9%) |
| Other | 6 (9%) |
| Declined/unknown | 8 (12%) |
| Smoking status | |
| Current smoker | 3 (4%) |
| Former smoker | 30 (44%) |
| Never smoker | 35 (52%) |
| ASA | |
| 1 | 0 (0%) |
| 2 | 40 (59%) |
| 3 | 26 (38%) |
| 4 | 2 (3%) |
| Mean years of follow-up (SD) | 3.0 (0.6) |
ASA, American Society of Anesthesiology; BMI, body mass index; SD, standard deviation.
