Table 4. Glasgow Outcome Scale.

	AIS 0	AIS 1	AIS 2–6	Total	p value
Low Disability	16237 / 33781	313 / 675	45 / 184	16595 / 34640	<0.001
	48.10%	46.40%	24.50%	47.90%
Moderate Diability	8274 / 33781	166 / 675	32 / 184	8472 / 34640	<0.001
	24.50%	24.60%	17.40%	24.50%
Severe Disability	3497 / 33781	75 / 675	18 / 184	3590 / 34640	<0.001
	10.40%	11.10%	9.80%	10.40%
Persistent vegetative state	931 / 33781	16 / 675	6 / 184	953 / 34640	<0.001
	2.80%	2.40%	3.30%	2.80%
Death	4842 / 33781	105 / 675	83 / 184	5030 / 34640	<0.001
	14.30%	15.60%	45.10%	14.50%

p: χ² test or Mann-Whitney-U test (two-sided).