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Table 3 Complications within 30 days

From: Video-assisted thoracoscopic lobectomy versus open lobectomy in the treatment of large lung cancer: propensity-score matched analysis

Complications Unmatched cohort Propensity score-matched cohort
Thoracotomy (n = 223) VATS (n = 132) P value Thoracotomy (n = 102) VATS (n = 102) P value
Number of patients 94 (42.2%) 42 (31.8%) 0.053 41 (40.2%) 32 (31.4%) 0.188
Number of events 119 (53.4%) 48 (36.4%)   92 (90.2%) 61 (59.8%)  
Pulmonary 41 (18.4%) 23 (17.4%) 0.820 16 (15.7%) 20 (19.6%) 0.585
Pneumonia/empyema 13 (5.8%) 1 (0.8%) 0.018 5 (4.9%) 0 (0%) 0.063
ARDS 7 (3.1%) 4 (3%)  > 0.999 2 (2%) 4 (3.9%) 0.687
Prolonged air leak/pneumothorax 16 (7.2%) 16 (12.1%) 0.116 8 (7.8%) 15 (14.7%) 0.167
Secretion retention/atelectasis 4 (1.8%) 0 (0%) 0.301 1 (1%) 0 (0%)  > 0.999
Others* 1 (0.4%) 2 (1.5%) 0.558 0 (0%) 1 (1%)  > 0.999
Cardiac 41 (18.4%) 12 (9.1%) 0.018 21 (20.6%) 6 (5.9%) 0.003
Arrhythmia 40 (17.9%) 12 (9.1%) 0.023 20 (19.6%) 6 (5.9%) 0.004
MI 1 (0.4%) 0 (0%)  > 0.999 1 (1%) 0 (0%)  > 0.999
CVA 6 (2.7%) 1 (0.8%) 0.265 3 (2.9%) 1 (1%) 0.625
Bleeding 1 (0.4%) 2 (1.5%) 0.558 0 (0%) 1 (1%)  > 0.999
Wound dehiscence 4 (1.8%) 1 (0.8%) 0.655 3 (2.9%) 1 (1%) 0.625
Others** 26 (11.7%) 9 (6.8%) 0.139 12 (11.8%) 6 (5.9%) 0.180
  1. Data are presented as number (%)
  2. ARDS acute respiratory distress syndrome, MI myocardial infarction
  3. *Other pulmonary complications include pleural effusion and acute exacerbation of chronic obstructive pulmonary disease
  4. **Other complications include delirium, chylothorax, ileus, vocal cord palsy, and urinary tract infection