Table 3.

The correlation between traffic accident and injury sites.

	AIS1	AIS3	AIS4	AIS5	p value
Traffic accident	2.3 ± 1.9a	1.9 ± 1.6a,b	1.2 ± 1.5a,b,c	1.6 ± 1.5a,b,c	<0.001
Non-traffic accident	2.7 ± 2.1a	1.5 ± 1.8a,b	1.0 ± 1.4a,b,c	1.3 ± 1.5a,c	<0.001

AIS, abbreviated injury scale; AIS1, head and neck AIS; AIS3, chest AIS; AIS4, intra-abdominopelvic organ AIS; AIS5, extremity and pelvic bone AIS. ^aSignificant difference was observed between AIS1 and AIS3 or AIS4 or AIS5 as a result of post hoc analysis. ^bSignificant difference was observed between AIS3 and AIS4 or AIS5 as a result of post hoc analysis. ^cSignificant difference was observed between AIS4 and AIS5 as a result of post hoc analysis.