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Table 2 Outcomes based on high-voltage vs low-voltage injury

From: Patient outcomes after electrical injury – a retrospective study

  High-voltage
n = 29
Low-voltage
n = 408
p-value
Age, years; mean (SD) 34 (12) 31 (11) 0.14
Male; n (%) 26 (90) 359 (88) 1
Work related; n (%) 17 (59) 297 (73) 0.34
Clinical manifestations
 Loss of consciousness; n (%) 3 (10) 13 (3.2) 0.08
 Tetany/convulsion/cramps; n (%) 3 (10) 29 (7.1) 0.44
 Chest pains; n (%) 3 (10) 32 (7.8) 0.44
 Skin burns; n (%) 7 (24) 43 (11) 0.06
 ECG abnormal; n (%) 8 (28) 68 (17) 0.13
Outcomes
 CK elevated; n (%) 7 (24) 21 (5.1) 0.002**
 CK-MB elevated; n (%) 0 (0) 1 (0.2)
 Troponin I elevated; n (%) 1 (3.4) 2 (0.5) 0.19
 Potassium elevated; n (%) 0 (0) 1 (0.2) 1
 Calcium elevated; n (%) 0 (0) 2 (0.5)
 Creatinine elevated; n (%) 1 (3.4) 5 (1.2) 0.37