Table III.

Periprocedural complications and 12-months follow-up

Parameter	Study group (no predilatation) (n = 8)	Control group (predilatation) (n = 16)	Value of p
Minor bleeding	5 (62.5)	12 (75)	0.65
Major bleeding	2 (25)	6 (37.5)	0.67
Life threatening bleeding	1 (12.5)	0 (0)	0.34
Blood transfusion	2 (25)	6 (37.5)	0.67
Minor vascular complication	1 (12.5)	3 (18.8)	1.00
Major vascular complication	1 (12.5)	2 (12.5)	1.00
Atrioventricular block requiring pacemaker	2 (25)	4 (25)	1.00
Myocardial infarction	0 (0)	1 (6.3)	1.00
Stroke	0 (0)	0 (0)	1.00
In-hospital mortality	0 (0)	1 (6.3)	0.67
12-month mortality	1 (12.5)	2 (12.5)	1.00