Table 4.
Characteristics of patients with QTc prolongation.
| QTc normal (n = 95) | Prolonged QTc (n = 23) | P value | |
|---|---|---|---|
| Gender: | 0,043 | ||
| Female | 47 (49,47%) | 6 (26,08%) | |
| Male | 48 (50,52%) | 17 (73,91%) | |
| Age> 68 | 11 (11,57%) | 7 (30,43%) | 0,014 |
| kalemia | 0,82 | ||
| hypokalemia | 2 (2,10%) | 1 (4,34%) | |
| hyperkalemia | 3 (3,15%) | 1 (4,34%) | |
| Cardiovascular comorbidity | 7 (7,36%) | 8 (34,78%) | 0,013 |
| Tisdale risk score | <0,001 | ||
| ≥6 | 77 (81,05%) | 9 (39,13%) | |
| Between 7 and 10 | 16 (16,84%) | 9 (39,13%) | |
| ≥11 | 2 (2,10%) | 5 (21,73%) | |
| Initial QTc ≥500 ms | 1 (1,05%) | 5 (21,73%) | <0,001 |
| Severe form of COVID-19 | 17 (17,89%) | 16 (69,56%) | <0,001 |