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

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

 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 ± 1.223.7 ± 1.370.721a
Hospital stays, mean ± SD, (day)15.6 ± 4.3716.7 ± 4.720.223e
Incident during hospitalization, n (%)
 Recurrent atrial fibrillation7(16.7)19(29.2)0.139d
 Atrioventricular block4(9.5)2(3.1)0.325b
 Second operation3(7.1)3(4.6)0.901b
 pulmonary infection8(19.0)6(9.2)0.141d
Medication during hospitalization, n (%)
 Isosorbide mononitrate37(88.1)53(81.5)0.365d
Normal discharge42(100)65(100)NA
  1. Abbreviations: CRRT Continuous renal replacement therapy, ICU Intensive care unit
  2. aKolmogorov-Smirnov test
  3. bContinuous correction test
  4. cFisher’s exact test
  5. dPearson’s test
  6. eStudent T tese