Table 4 Anatomical characteristic of all-types non-invasive and invasive wounds

Number of wounds, med[IQR]

1[1-2]

3[1-4]

<0.01^a

Blowing wound/SE, n (%)

16(14)

1(0.7)

<0.01^b

Hemorrhagic wound, n (%)

14(12)

10(7)

0.16^b

Wound size (centimeters), med[IQR]

2[1.5-3]

1.5[1-2.6]

<0.01^a

 Thoracoabdominal zone, n (%)

66(58)

63(45)

0.02^b

 Cardiac box, n (%)

67(59)

95(67)

0.34

 Supraclavicular zone, n (%)

3(3)

4(3)

1^c

 Lateral zone, n (%)

42(37)

47(33)

0.44^b

 Posterior wound, n (%)

21(19)

57(40)

<0.01