Characteristics of study population
| n | N | |
|---|---|---|
| Age (years) mean (SD) | 71.0 (10.8) | 234 |
| Sex N (%) | ||
| Male | 118 (50.4) | |
| Female | 116 (49.6) | |
| BMI (kg/m2) mean (SD) | 26.2 (7.9) | 223 |
| Smoking status N (%) | 230 | |
| Never | 14 (6.1) | |
| Ex | 146 (63.5) | |
| Current | 70 (30.4) | |
| Clinical measures mean (SD) | ||
| Heart rate (bpm) | 98.7 (20.8) | 234 |
| Respiratory rate | 23.6 (5.9) | 234 |
| Systolic blood pressure (mm Hg) | 130.7 (23.7) | 234 |
| Diastolic blood pressure (mm Hg) | 71.3 (13.1) | 234 |
BMI, body mass index.