From: Performance of pre-hospital evaluations in ruling out invasive chest stab wounds
All-types IW (n=113) | Non IW (n=141) | p | |
---|---|---|---|
Number of wounds, med[IQR] | 1[1-2] | 3[1-4] | <0.01a |
Blowing wound/SE, n (%) | 16(14) | 1(0.7) | <0.01b |
Hemorrhagic wound, n (%) | 14(12) | 10(7) | 0.16b |
Wound size (centimeters), med[IQR] | 2[1.5-3] | 1.5[1-2.6] | <0.01a |
Location of the wounds | |||
Thoracoabdominal zone, n (%) | 66(58) | 63(45) | 0.02b |
Cardiac box, n (%) | 67(59) | 95(67) | 0.34 |
Supraclavicular zone, n (%) | 3(3) | 4(3) | 1c |
Lateral zone, n (%) | 42(37) | 47(33) | 0.44b |
Posterior wound, n (%) | 21(19) | 57(40) | <0.01 |