Comparison of modified MAZE with minimally invasive monopolar ablation and traditional bipolar radiofrequency ablation in the treatment of atrial fibrillation

Table 3 Adverse events and medicine between the two groups during hospitalization

	mi-MAZE(n = 42)	os-MAZE(n = 65)	P value
Postoperative recovery of sinus rhythm, n (%)	42(100)	65(100)	NA
ICU stays, mean ± SD, (day)	3.1 ± 1.22	3.7 ± 1.37	0.721^a
Hospital stays, mean ± SD, (day)	15.6 ± 4.37	16.7 ± 4.72	0.223^e
Incident during hospitalization, n (%)
Recurrent atrial fibrillation	7(16.7)	19(29.2)	0.139^d
Atrioventricular block	4(9.5)	2(3.1)	0.325^b
Second operation	3(7.1)	3(4.6)	0.901^b
Stroke	0(0)	0(0)	NA
pulmonary infection	8(19.0)	6(9.2)	0.141^d
CRRT	0(0)	0(0)	NA
Medication during hospitalization, n (%)
Amiodarone	40(95.2)	59(90.8)	0.630^b
Digoxin	31(73.8)	49(75.3)	0.855^d
Levocarnitine	30(71.4)	51(78.5)	0.408^d
Metoprolol	7(16.7)	10(15.4)	0.859^d
Isosorbide mononitrate	37(88.1)	53(81.5)	0.365^d
Diuretic	42(100)	65(100)	NA
Normal discharge	42(100)	65(100)	NA

Abbreviations: CRRT Continuous renal replacement therapy, ICU Intensive care unit
^aKolmogorov-Smirnov test
^bContinuous correction test
^cFisher’s exact test
^dPearson’s test
^eStudent T tese

ISSN: 1749-8090