Randomized study comparing incidence of radial artery occlusion post-percutaneous coronary intervention between two conventional compression devices using a novel air-inflation technique

Table 1 Clinical and angiographic profiles of Safeguard Radial vs TR band groups at baseline-total patient cohort

Variables	Safeguard radial, n = 42	TR band, n = 42	P value
Age, years	63.8 ± 10.9	66.8 ± 10.8	0.21
Gender, male/female ratio	31/11	37/5	0.16
BMI, kg/m2	29.2 ± 3.9	29.0 ± 5.7	0.88
Diabetes	4 (10%)	8 (19%)	0.22
CKD	1 (2%)	2 (5%)	0.56
PAD	0%	1 (2%)	0.32
Indication
Elective	18	16	0.88
UA	6	8	0.9
NSTEMI	13	8	0.7
STEMI	5	10	0.6

BMI: Body mass index; CKD: Chronic kidney disease; PAD: Peripheral arterial disease; UA: Unstable angina; NSTEMI: Non-ST elevation myocardial infarction; STEMI: ST-elevation myocardial infarction.

Table 2 Procedural profiles of Safeguard Radial vs TR band groups

Variables	Safeguard radial, n = 42	TR band, n = 42	P value
Pre-procedure
IR verapamil, %	(86%)	(83%)	0.77
IR nitroglycerine, %	(31%)	(45%)	0.18
Procedural
Heparin, IU	7778 ± 2704	7825 ± 2450	0.94
Number of target vessels treated with PCI
1
2	39	39	1
≥ 3	3	3	1
	0	0	1
Target vessels
LM	1	0	0.98
LAD/Diagonal	19	22	0.87
LCx/OM	7	7	0.96
RCA	18	12	0.64
IM	0	2	0.77
VG	0	2	0.77
Fluoroscopy times, min	15.3 ± 8.4	15.0 ± 6.9	0.88
Post-procedure
GP2B3A inhibitor, %	1 (2%)	0%	0.32
ACT ( s )	197 ± 38	197 ± 47	0.97

IR: Intra-radial; LM: Left main artery; LAD: Left anterior descending artery; LCx: Left circumflex artery; OM: Obtuse marginal artery; RCA: Right coronary artery; IM: Intermediate artery; VG: Vein graft; GP2B3A: Glycoprotein 2B 3A receptor; ACT: Activated clotting time.

Table 3 Post-procedural outcomes in Safeguard Radial vs TR band groups

Variables	Safeguard radial, n = 42	TR band, n = 42	P value
Bleeding requiring blood transfusion/surgical intervention	0%	0%	1
Hematoma	7%	0%	0.07
Pain/numbness	2%	0%	0.32
Radial artery occlusion at 24 h	2%	0%	0.32
Radial artery occlusion at 6 wk	0%	0%	1