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Table 3 The relationship between recurence and intraoperative factors

From: What factors predict recurrence of a spontaneous pneumothorax?

Characteristic Total Rec % Non-rec p-value
Approach      
VATS 189 31 16.4 158  
Thoracotomy 25 4 16.0 21 0.959
Methods      
Device 190 29 15.3 161  
Hand stitch 11 5 45.5 6 0.009
Buttress stapling      
Yes 27 5 18.5 22  
No 187 30 16.0 157 0.745
Covering      
Yes 173 30 17.3 143  
No 41 5 12.2 36 0.423
Surgeon      
Consultant 103 19 18.4 95  
Trainee 111 16 14.4 84 0.426
Length of operation (min)   120.7 (40–270 )   126.0 (35–315) 0.630