Table 1. Patient characteristics.
| Demographics/Patient Characteristics | No. of patients (%) or Median (IQR) |
| Age | 67 (58–81.75) |
| Gender | |
| Female | 13 (31.0%) |
| Male | 29 (69/0%) |
| Race | |
| White | 19 (45.2%) |
| Afr. American/Black | 3 (7.1%) |
| Asian | 6 (14.3%) |
| Hispanic | 2 (4.8%) |
| Other/Unknown | 12 (28.6%) |
| BMI | 25.4 (22.0–30.2) |
| Obesity (BMI ≥30) | 11 (26.2%) |
| Cardiovascular Risk Factors/ Cardiovascular Disease | No. of patients (%) |
| Hypertension | 26 (61.9%) |
| Diabetes mellitus | 13 (31.0%) |
| Cerebrovascular accident | 8 (19.0%) |
| Chronic heart failure | 3 (7.1%) |
| Myocardial infarction | 7 (16.7%) |
| Peripheral vascular disease | 7 (16.7%) |
| Pulmonary Comorbidities | No. of patients (%) |
| Asthma | 6 (14.3%) |
| COPD | 4 (9.5%) |
| OSA | 2 (4.8%) |
| Any pulmonary comorbidity | 10 (23.8%) |
| Smoking (current/ former) | 13 (31.0%) |
| Transplant | 5 (11.9%) |
| Charlson Comorbidity Index | 4 (2–5) |
| Nursing Home Residents | 5 (11.9%) |
BMI: Body Mass Index, IQR: Interquartile range, No: number.