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Table 3 Comparison of operative and postoperative outcomes between the aBVA and VAB cohorts

From: Different dissecting orders of the pulmonary bronchus and vessels during right upper lobectomy are associated with surgical feasibility and postoperative recovery for lung cancer patients

Variable Total (n = 301) aBVA cohort (n = 109) VAB cohort (n = 192) P
Average operation time (min, mean ± SD) 198.75 ± 74.73 164.08 ± 54.52 221.11 ± 77.55 <0.001
Estimated blood loss (mL, mean ± SD) 122.83 ± 145.62 91.74 ± 80.09 141.25 ± 170.68 <0.001
Conversion to thoracotomy [cases (%)] 22 (7.31) 0 (0) 22 (11.46) <0.001
Duration of chest drainage (days, mean ± SD) 4.13 ± 4.03 3.55 ± 2.82 4.45 ± 4.55 0.001
Postoperative hospitalization (days, mean ± SD) 8.20 ± 6.16 7.73 ± 4.40 8.46 ± 6.96 0.209
Total number of patients developing postoperative complications [cases (%)] 71 (23.6) 24 (22.0) 47 (24.5) 0.629
Procedure-specific complications [cases (%)]a 56 (18.6) 18 (16.5) 38 (19.8) 0.482
 Prolonged air leakage >7 days 23 (7.6) 7 (6.4) 16 (8.3) 0.549
 Serious hemorrhage 17 (5.6) 6 (5.5) 11 (5.7) 0.935
 Atelectasis requiring sputum suction via bronchoscopy 14 (4.7) 3 (2.8) 11 (5.7) 0.239
 Subcutaneous emphysema 12 (4.0) 4 (1.3) 8 (4.2) 0.752*
 Pneumothorax 10 (3.3) 3 (2.8) 7 (3.6) 1.000*
 Chylothorax 4 (1.3) 3 (2.8) 1 (0.5) 0.137*
Non-procedure-specific complications [cases (%)]a 30 (10.0) 9 (8.3) 21 (10.9) 0.456
 Pneumonia 16 (5.3) 7 (6.4) 9 (4.7) 0.519
 Atrial fibrillation 6 (2.0) 1 (0.9) 5 (2.6) 0.423*
 Pulmonary artery embolism 4 (1.3) 0 (0) 4 (2.1) 0.300*
 Stroke 2 (0.7) 1 (0.9) 1 (0.5) 1.000*
 Acute myocardial infarction 1 (0.3) 0 (0) 1 (0.5) 1.000*
 Other reasons delaying discharge 5 (1.7) 0 (0) 5 (2.6) 0.163*
Surgical costs (10,000 Yuan, mean ± SD) 4.03 ± 0.93 3.85 ± 0.84 4.13 ± 0.96 0.003
Hospitalization costs (10,000 Yuan, mean ± SD) 6.89 ± 3.27 6.52 ± 1.71 7.10 ± 3.88 0.176
  1. aBVA RUL with the dissecting order of the posterior ascending arterial branch [a], followed by the right upper bronchus [B] and pulmonary vessels [VA]; VAB RUL with the dissecting order of the right upper pulmonary veins and arteries [VA], followed by the right upper bronchus [B]; SD standard deviation
  2. * Fisher’s exact test. Data of continuous variables are presented as mean ± standard deviation
  3. aMultiple complications might occurred in one patient