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Table 3 Relationship between patient characteristics or operative factors and postoperative air leakage

From: Individualization of risk factors for postoperative complication after lung cancer surgery: a retrospective study

  Air leakage p value
Present Absent
Gender    
 Male 88 (15%) 497 (85%)  < 0.01
 Female 24 (7%) 347 (94%)  
Age    
 < 75 y 77 (11%) 622 (89%) 0.26
 ≥ 75 y 35 (14%) 222 (86%)  
Smoking history    
 Present 87 (15%) 508 (85%)  < 0.01
 Absent 25 (7%) 336 (94%)  
Coexistence of interstitial lung disease    
 Present 0 (0%) 22 (100%) 0.08
 Absent 112 (12%) 822 (88%)  
Coexistence of diabetes mellitus    
 Present 18 (13%) 118 (87%) 0.55
 Absent 94 (11%) 726 (89%)  
Coexistence of malignancy    
 Present 21 (13%) 140 (87%) 0.56
 Absent 91 (12%) 704 (88%)  
Coexistence of asthma    
 Present 3 (10%) 25 (90%) 0.86
 Absent 109 (12%) 819 (88%)  
Coexistence of arrhythmia or angina pectoris    
 Present 11 (11%) 87 (89%) 0.87
 Absent 101 (12%) 757 (88%)  
FEV1%    
 < 70% 52 (16%) 281 (84%)  < 0.01
 ≥ 70% 60 (10%) 563 (90%)  
Lobe    
 RU 33 (11%) 256 (89%) 0.18
 RM 4 (7%) 54 (93%)  
 RL 28 (12%) 203 (88%)  
 LU 34 (15%) 186 (85%)  
 LL 13 (8%) 145 (92%)  
Operative approach    
 C-VATS + RATS 51 (15%) 290 (85%) 0.02
 H-VATS + Open 61 (10%) 554 (90%)  
Operative procedure    
 Lobectomy or more 87 (12%) 622 (88%) 0.36
 Sublobar resection 25 (10%) 222 (90%)  
  1. FEV1% forced expiratory volume % in one second, RU right upper, RM right middle, RL right lower, LU left upper, LL left lower, C complete, VATS video-assisted thoracic surgery, RATS Robot-assisted Thoracic Surgery, H hybrid