Table 1. Patient clinical characteristics at baseline (N=74).
| Characteristic | No. of patients | % |
|---|---|---|
| Gender | ||
| Male | 36 | 49 |
| Female | 38 | 51 |
| Age, years | Mean: 70 (range, 48–91) | |
| BMI (body mass index) | Mean: 26 (range, 14–44) | |
| Prior cardiac history | ||
| Yes | 42 | 57 |
| No | 32 | 43 |
| Smoking | ||
| Current | 28 | 38 |
| Quit | 44 | 59 |
| Never | 1 | 1 |
| Unknown | 1 | 1 |
| Smoking pack years | Mean: 49 (range, 0–240) | |
| Diabetes mellitus | ||
| Yes | 19 | 26 |
| No | 54 | 73 |
| Unknown | 1 | 1 |
| Hypertension | ||
| Yes | 64 | 86 |
| No | 9 | 12 |
| Unknown | 1 | 1 |
| Hypercholesterolemia | ||
| Yes | 38 | 51 |
| No | 35 | 47 |
| Unknown | 1 | 1 |
| Subtype | ||
| Adenocarcinoma | 28 | 39 |
| Squamous cell carcinoma | 25 | 35 |
| Other | 8 | 11 |
| Unknown | 11 | 15 |
| Tumor lobe | ||
| Upper right and left | 42 | 57 |
| Lower right and left and middle | 32 | 43 |
| Tumor location | ||
| Central tumor | 38 | 51 |
| Peripheral tumor | 36 | 49 |