Table 3 Procedural data of the study groups

Procedure time (min)

24.43 ± 26.36

22.85 ± 16.40

0.434

 Proximal

93 (84.5)

48 (88.9)

 Distal (snuff-box approach)

17 (15.5)

6 (11.1)

0.452

 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