Is Blood Alcohol Level a Good Predictor for Injury Severity Outcomes in Motor Vehicle Crash Victims?

Table 1

Characteristics of patients and MVC.

		No ETOH Group [%] (𝑛=1,445)	Low ETOH Group [%] (𝑛=273)	High ETOH Group [%] (𝑛=605)	Total [%] (𝑛=2,323)	𝑃 value*
Age in years	<18	10.1	13.2	7.3	9.7	<0.001
	19–45	47.9	59.3	70.7	55.2
	46–64	22.9	18.7	19.0	21.4
	65+	19.1	8.8	3.0	13.7
Gender	Male	63.3	76.9	82.8	70.0	<0.001
	Female	36.7	23.1	17.2	30.0
Season	Summer	50.0	53.9	52.2	51.0	NSS
	Winter	50.0	46.2	47.8	49.0
Time	Night time	41.2	68.3	78.8	53.9	<0.001
	Day time	58.9	31.8	21.2	46.1
Day	Weekend	30.3	37.7	46.9	35.5	<0.001
	Weekday	69.7	62.3	53.1	64.5
Location of MVA	Street or highway	95.6	95.7	98.5	96.4	0.007
	Home, place for recreation and sport, public building, or other	4.4	4.3	1.5	3.6
MVA type	Multiple crash	43.1	31.5	23.2	36.6	<0.001
	Single crash	56.9	68.5	76.8	63.5
Injured person	Driver	53.1	56.1	53.6	53.6	0.002
	Passenger	23.3	27.9	19.1	22.8
	Pedestrian	23.6	16.0	27.4	23.7
Seatbelt	Not used	27.7	44.4	48.3	35.3	<0.001
	Used	58.0	38.5	29.8	47.9
	Unknown	14.4	17.1	22.0	16.8

*Comparing the high ETOH group with the low/no ETOH groups.
NSS: not statistically significant.