Table 3.

Radiation exposure (fluoroscopy time in minutes)

	Femoral n=55 459 mean (SD)	Radial n=3033 mean (SD)	p Value	RD (%)
Overall n=58 492	14.3 (10.9)	18.2 (12.3)	<0.0001	21.4
CABG history n=12 398	17.4 (12.0) n=11 999	23.3 (15.2) n=399	<0.0001	25.3
NSTEMI n=50 589	14.4 (10.9) n=47 805	18.3 (12.5) n=2784	<0.0001	21.3
CABG and NSTEMI n=11 803	17.4 (12.1) n=11 410	23.4 (15.3) n=393	<0.0001	25.6

CABG, coronary artery bypass graft; NSTEMI, non-ST-elevated myocardial infarction; RD, relative difference.