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Table 3 Perioperative results of 205 cases

From: Is chest tube drainage necessary after subxiphoid thoracoscopic thymectomy?

FactorsTotal (n = 205)Group Aa
(n = 115)
Group Ba
(n = 90)
p
Operation time (min)b145 ± 48163 ± 51122 ± 32P < 0.0001
Blood loss (ml)b40 ± 2445 ± 2634 ± 190.001
Duration of postoperative hospital stay (day)b8.1 ± 1.68.3 ± 1.87.8 ± 1.20.095
Postoperative thoracic complications (effusion or pneumothorax)
 No thoracic complications15581740.073
 Not requiring thoracocentesis372710 
 Requiring thoracocentesis1376 
Other complications
 Dyspnea7520.181
 Phrenic nerve paralysis110 
 Death000 
Duration of chest drainage (day)b 1.7 ± 0.6  
Chest tube drainage (ml)b
 POD1 139 ± 52  
 POD2 102 ± 47  
Postoperative pain VAS score b
 Surgery day 3.9 ± 0.83.1 ± 0.8P < 0.0001
 POD 13.5 ± 0.93.0 ± 0.82.6 ± 0.5P < 0.0001
 POD 22.8 ± 0.72.0 ± 0.81.4 ± 0.5P < 0.0001
 POD 31.5 ± 0.51.4 ± 0.51.6 ± 0.50.066
  1. aGroup A consists of patients with chest tube drainage; group B consists of patients without chest tube drainage
  2. bData expressed as mean ± standard deviation