Table 2 Comparison of electrocardiogram variables of patients with TBI according to in-hospital mortality within 48 h
Variables | Patients with TBI (N = 1024) | Survivors (n = 935) | Nonsurvivors (n = 89) | P |
|---|---|---|---|---|
PR, ms | 164 (146–184) | 164 (148–186) | 152 (135–174) | 0.001 |
PR prolongation, n (%) | 143 (14) | 134 (14.3) | 9 (10.1) | 0.349 |
QRS, ms | 92 (84–102) | 92 (86–102) | 92 (82–104) | 0.754 |
QRS widening, n (%) | 77 (7.5) | 64 (6.8) | 13 (14.6) | 0.015 |
QTc, ms | 461 (440–482) | 460 (438–480) | 479 (456–512) | <  0.001 |
QTc prolongation, n (%) | 288 (28.1) | 245 (26.2) | 43 (48.3) | <  0.001 |
Presence of STE, n (%) | 84 (8.2) | 71 (7.6) | 13 (14.6) | 0.036 |
Presence of STD, n (%) | 158 (15.4) | 108 (11.6) | 50 (56.2) | <  0.001 |