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Table 3 Procedural data of the study groups

From: Incidence and predictors of radial artery occlusion after transradial coronary catheterization

  Non-RAO group
(n=110)
RAO group
(n=54)
P
Procedure time (min) 24.43 ± 26.36 22.85 ± 16.40 0.434
Puncture site, n (%)
 Proximal 93 (84.5) 48 (88.9)  
 Distal (snuff-box approach) 17 (15.5) 6 (11.1) 0.452
UFH given, n (%)
 IV 45 (40.9) 15 (27.8)  
 Inside the sheath 65 (59.1) 39 (72.2) 0.101
NTG given, n (%) 74 (67.3) 36 (66.7) 1.000
Verapamil given, n (%) 104 (94.5) 51 (94.4) 1.000
Number of catheters used 1.7 ± 0.9 2.2 ± 1.4 0.032*
Multiple radial punctures, n (%) 9 (8.2) 3 (5.6) 0.752
Resistance during sheath insertion, n (%) 1 (0.9) 2 (3.7) 0.252
Arterial spasm, n (%) 5 (4.5) 4 (7.4) 0.478
Hemodynamically compromising events (such as ventricular arrhythmia or sudden drop in blood pressure), n (%) 1 (0.9) 5 (9.3) 0.015*
Minor hematoma, n (%) 6 (5.5) 1 (1.9) 0.427
Post-procedural pain, n (%) 2 (2.0) 1 (2.0) 1.000
  1. NTG Nitroglycerine, RA Radial artery, RAO Radial artery occlusion, UFH Unfractionated heparin
  2. *Statistically significant