Table 1.
Clinical characteristics of 1017 patients
| Patients with pathologic ECG | Patients with normal ECG | |
|---|---|---|
| Subjects |
166 |
851 |
| Gender M/F |
107/59* |
473/378 |
| Age, years^ |
41 (25–76) |
38 (9–78) |
| Smoker |
|
|
| (never/ever/unknown) |
99/67/0 |
467/370/14 |
| Radiographic stage |
|
|
| 0/I/II/III/IV |
8/63/57/30/8## |
57/426/273/74/21 |
| Löfgren/non-Löfgren |
48/118** |
338/513 |
| Alive/deceased/unknown | 150/14/2# | 817/31/3 |
*p < 0.05 compared to the ratio of male/female gender among patients with a normal ECG. ^Age, years at time for diagnosis: values are medians (min – max). ##p < 0.01 compared to the ratio of stage II-IV among patients with a normal ECG. **p < 0.01 compared to the ratio of LS/non-LS patients with a normal ECG. ). #p < 0.05 compared to the ratio of alive/diseased with a normal ECG.