Demographic and clinical characteristics of the ventricular arrhythmia (VA) and non-VA groups
| VA group (n=9) | Non-VA group (n=82) | p value | |
| Age (years) | 55±6.6 | 65±11.5 | 0.009* |
| Gender, male/female, n (%) | 8/1 | 63/19 | 0.367 |
| Smoker | 6 (66.7) | 44 (53.7) | 0.210 |
| Diabetes mellitus | 1 (11.1) | 12 (14.6) | 0.622 |
| Initial heart rate (bpm) | 80±17 | 79±18 | 0.755 |
| Laboratory data | |||
| WBC (per cm3) | 11.4±4.05 | 10.5±3.00 | 0.325 |
| Glucose (mg/dl) | 162±80.2 | 153±66.9 | 0.989 |
| Serum potassium (mEq/l) | 3.6±0.33 | 3.9±0.35 | 0.034* |
| sAA activity (U/ml) | 395±173.7 | 283±89.3 | 0.014* |
| Anterior infarction, n (%) | 6 (66.7) | 49 (59.8) | 0.367 |
Continuous variables are presented as mean±SD.
Percent values are in parenthesis.
↵* p<0.05 between two groups.
sAA, salivary α-amylase; WBC, white blood cell.