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Table 2 Surgical data of paired groups

From: Comparison of early outcomes associated with coronary artery bypass grafting for multi-vessel disease conducted using minimally invasive or conventional off-pump techniques: a propensity-matched study based on SYNTAX score

Characteristics OPCABG (n = 172) MICS (n = 172) P value
Total operation time (min) 215.9 ± 48.8 308.6 ± 77.9  < 0.001
LITA use 161 (94) 164 (95) 0.479
LAD 170 (99) 166 (97) 0.283
Diag 51(30) 80 (47) 0.001
Ramus 15 (8.7) 13 (7.6) 0.693
OM 131 (76) 122 (71) 0.271
PLA 15 (89) 21 (12) 0.291
PDA 115 (67) 85 (49) 0.001
RCA 25 (14.5) 12 (7.0) 0.024
Endarterectomy 7 (4.1) 3 (1.7) 0.336
Conversion to CPB 6 (3.4) 3 (1.7) 0.494
Conversion to sternotomy 1 (0.6)
Intraoperative bleeding (ml) 743.8 ± 428.3 720.83 ± 325.1 0.677
Postoperative drainage (ml) 453.7 ± 253.2 407.5 ± 267.8 0.101
Next day postoperative hemoglobin (g/L) 107.1 ± 16.3 111.3 ± 16.3 0.044
Combined procedure 2 (1.2) 3 (1.7) 0.657
Ventilation duration (hrs) 18.7 ± 12.3 17.7 ± 13.4 0.643
ICU duration (hrs) 22.8 ± 15.4 21.54 ± 14.3 0.569
  1. Data are depicted as number and percentage or mean ± SD
  2. LAD left anterior descending artery, Diag diagonal branch, OM obtuse marginal branch, PLA posterior branch of left ventricle, PDA posterior descending artery, RCA right coronary artery, CPB cardiopulmonary bypass