(a) Right axillary artery versus right common femoral artery

N = 96	R Ax	R CFA	Mean difference	P	95% CI
Mean (mm)	6.38	8.26	−1.88	<0.0001	−2.39 to −1.35
Median (mm)	6.2	8	−2
Std. Dev. (mm)	1.57	2.1	1.76
SEM	0.158	0.211
Moderate-to-severe calcification (%)	1.04	17.8		<0.0001