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Table 5 Demographic, Preoperative and Intraoperative Characteristics (Matched)

From: Active clearance of chest tubes is associated with reduced postoperative complications and costs after cardiac surgery: a propensity matched analysis

Variable
(mean n, %)
Phase 0
(n = 260)
Phase 2
(n = 260)
p value
Age (years)66.7 ± 10.166 ± 11.6.4
Gender (male)177 (68%)177 (68%)1
Weight (kg)88 ± 2190 ± 21.33
Diabetes106 (41%)107 (41%)1
Hypertension209 (80%)213 (82%).73
Prior PCI61 (23%)66 (25%).67
NYHA Class I139 (53%)133 (51%).63
NYHA Class II, III or IV121 (47%)127 (49%).63
Preoperative atrial arrhythmia51 (20%)49 (19%).91
Preoperative IABP19 (7.3%)22 (8.5%).74
ADP inhibitors18 (6.9%)18 (6.9%)1
Preoperative Aspirin258 (99%)257 (99%)1
Preoperative Warfarin3 (1.2%)3 (1.2%)1
GIIa/IIIa0 (0%)0 (0%)1
First Time Surgery244 (94%)246 (95%).86
Reoperation16 (6.2%)14 (5.4%).86
Operative Status
(Elective)
112 (43%)117 (45%).71
Operative Status
(Non-elective)
148 (57%)143 (55%).71
CABG147 (57%)154 (59%).54
Valve30 (12%)30 (12%)1
CABG + valve35 (13%)32 (12%).78
Other procedure48 (18%)44 (17%).7
CPB (yes)114 (44%)119 (46%).69
  1. Abbreviations: Coronary Artery Bypass Surgery (CABG), Cardiopulmonary Bypass (CPB), Glycoprotein GIIb/IIIa inhibitor (GIIb/IIIa), Intra Aortic Balloon Pump (IABP), New York Heart Association (NYHA), Percutaneous Cardiac Interventions (PCI)