Circulation first – the time has come to question the sequencing of care in the ABCs of trauma; an American Association for the Surgery of Trauma multicenter trial

Table 1 Demographics of the CAB vs. ABC group

	n	CAB	ABC	p value
Median age (years, IQR)	440	41 (28–56)	37 (25–53)	0.26
Median ISS (IQR)	440	25 (16–38)	25 (17–38)	0.99
Penetrating mechanism	440	30.8 %	35.5 %	0.3
Hypertension	440	11.8 %	10.6 %	0.7
COPD	440	1.5 %	2.0 %	0.7
CAD	440	1.0 %	3.3 %	0.1
CVA	440	0.0 %	2.0 %	0.05
CHF	440	0.5 %	1.2 %	0.44
DM	440	5.6 %	3.7 %	0.33
CRF	440	0.0 %	1.2 %	0.12
Other comorbidity	440	33.3 %	33.5 %	0.98
No comorbidities	440	56.9 %	58.0 %	0.83
Initial GCS	434	9 (3–15)	4 (3–13)	0.0005

Abbreviations: CAB Transfusion prior to intubation, ABC Intubation prior to transfusion, ISS injury severity score, IQR Interquartile range, COPD Chronic obstructive pulmonary disease, CAD Coronary artery disease, CVA Stroke, CHF Congestive heart failure, DM Diabetes mellitus, CRF Chronic renal failure, GCS Glasgow coma score

ISSN: 1749-7922