TABLE 1.

Clinical characteristics of the study population.

	Visualizable steerable sheath group (n = 50)	Non-visualizable steerable sheath group (n = 50)
Age, years	56.0 ± 17.4	58.2 ± 13.1
Male (%)	40 (80.0)	35 (70.0)
Paroxysmal AF (%)	37 (74.0)	39 (78.0)
Persistent AF (%)	13 (26.0)	11 (22.0)
Hypertension (%)	39 (78.0)	35 (70.0)
Diabetes mellitus (%)	7 (14.0)	10 (20.0)
Prior stroke/TIA (%)	1 (2.0)	2 (4.0)
Heart failure (%)	2 (4.0)	1 (2.0)
Chronic kidney disease (%)	3 (6.0)	4 (8.0)
Left atrial diameter, mm	52.0 ± 10.6	55.0 ± 12.2

AF, atrial fibrillation; TIA, transient ischemic attack.