. Author manuscript; available in PMC: 2009 Sep 22.

Published in final edited form as: Innovations (Phila). 2008 May 1;3(3):142–146. doi: 10.1097/IMI.0b013e31819165d7

TABLE 1.

Demographic and perioperative data

Age, years (mean ± SD)	52.6 ± 9.5
Male gender	52 (81.2)
Type of AF
Paroxysmal	37 (57.8)
Chronic	25 (39.1)
Indication for surgery
Arrhythmia intolerance	45 (70.3)
Medication failure	8 (12.5)
TIA	8 (12.5)
CVA	3 (4.7)
Duration of AF, years (mean ± SD)	9.8 ± 8.2
Cox-Maze version
I	11 (17.2)
II	7 (10.9)
III	43 (67.2)
IV	3 (4.7)
Preoperative NYHA class (mean ± SD)	1.2 ± 0.6
Median length of hospital stay (range)	10 days (4–42 days)

Data are presented as the number of patients (%) unless otherwise specified. Type of atrial fibrillation data was not available for two patients. All operations were lone Cox-Maze procedures. AF, Atrial fibrillation; TIA, transient ischemic attack; CVA, cerebrovascular accident.