Table 2 Influence of high-voltage electrical injury on clinical, electrocardiographic and echocardiographic parameters
From: Functional changes of the myocardium in survivors of high-voltage electrical injury
HVEI group | ||||
|---|---|---|---|---|
Control group ( n = 23) | Baseline ( n = 23) | Six weeks ( n = 23) | Six months ( n = 21) | |
Systolic blood pressure (mmHg) | 119 ± 12 | 146 ± 14** | 128 ± 11** | 117 ± 10 |
Diastolic blood pressure (mmHg) | 68 ± 12 | 84 ± 13** | 77 ± 8** | 68 ± 10 |
Heart rate (beats/min) | 67 ± 7 | 80 ± 10** | 77 ± 14** | 70 ± 8 |
Echocardiography | ||||
LVEF (%) | 64 ± 4 | 66 ± 4 | 66 ± 5 | 64 ± 5 |
LVMI (g/m2) | 89 ± 9 | 94 ± 13 | 92 ± 9 | 92 ± 8 |
E velocity (cm/sec) | 71 ± 17 | 80 ± 17 | 69 ± 14 | 69 ± 19 |
A velocity (cm/sec) | 66 ± 21 | 76 ± 18 | 71 ± 15 | 74 ± 19 |
Deceleration time (msec) | 232 ± 75 | 199 ± 52 | 208 ± 38 | 234 ± 65 |
E/A ratio | 1.2 ± 0.6 | 1.1 ± 0.3 | 1.0 ± 0.3 | 1.0 ± 0.5 |
Ea velocity (cm/sec) | 9.3 ± 3.4 | 9.3 ± 2.7 | 8.2 ± 2.4 | 8.0 ± 2.1 |
E/Ea ratio | 8.3 ± 3.0 | 9.1 ± 2.3 | 8.8 ± 2.3 | 8.9 ± 2.7 |