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Table 2 Operative characteristics

From: Active clearance vs conventional management of chest tubes after cardiac surgery: a randomized controlled study

Variable ATC (n = 257) Standard (n = 263)
Elective status 101 (39) 110 (42)
Previous cardiac surgery 5 (2) 5 (2)
OPCAB 21 (8) 23 (9)
Circulatory arrest 3 (1) 2 (1)
CPB time (min) 69.0 (55.0;90.0) 67.0 (55.0;85.8)
Aortic crossclamp time (min) 50.0 (35.0:70.0) 46.0 (35.0;64.0)
Valve replacement or repair 70 (27) 63 (24)
 Aortic valve 63 (25) 54 (21)
 Mitral valve 7 (3) 9 (3)
Isolated CABG 174 (68) 182 (69)
CABG + Valve procedure 42 (16) 38 (14)
Aortic surgery 15 (6) 12 (5)
Ross procedure 1 (< 1) 5 (2)
  1. Variables are presented as n (%) or median IQR
  2. ATC active tube clearance, CABG coronary artery bypass graft, CPB cardiopulmonary bypass, IQR interquartile range, IQR interquartile range, OPCAB off-pump coronary bypass
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