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Table 2 Operative data

From: Advantage of laparoscopy surgery for elderly colorectal cancer patients without compromising oncologic outcome

Characteristic Open (n = 662) Laparoscopy (n = 305) P
Tumor site    0.419
 Right colon 196 (20.6) 84 (27.5)  
 Left colon 264 (39.9) 115 (37.7)  
 Rectum 202 (30.5) 106 (34.8)  
Operation types    0.048
 Right hemicolectomy 174 (26.3) 80 (26.2)  
 Left hemicolectomy 41 (6.2) 23 (7.5)  
 Anterior resection 375 (56.6) 185 (60.7)  
 Abdomino-peritoneal resection 16 (2.4) 8 (2.6)  
 Segmental resection 13 (2.0) 0 (0)  
 Subtotal colectomy 17 (2.6) 2 (0.7)  
 Hartmann’s procedure 26 (3.9) 7 (2.3)  
No. of resected lymph nodes 30.3 ± 15.8 29.8 ± 14.9 0.636
Duration of hospital stay after surgery (day) 13.5 ± 9.4 10.3 ± 8.5  < 0.001
Postoperative morbidity 118 (17.8) 47 (15.4) 0.354
Postoperative mortality 11 (1.7) 1 (0.3) 0.082
Conversion   6 (2.0)  
  1. Data are presented as n (%) unless otherwise indicated