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Table 2 Surgical treatment and pathological report for colon (n = 767) and rectal (n = 340) cancer patients receiving surgery in the study of surgery and care patterns for colorectal cancer (n = 1107)

From: Quality indicators for colorectal cancer surgery and care according to patient-, tumor-, and hospital-related factors

  Colon Rectal
  N (%) N (%)
Mode of operation
Emergency 134 (18) 12 (4)
Scheduled 617 (80) 325 (95)
Missing 16 (2) 3 (1)
Surgical access
Open surgery 651 (85) 245 (72)
Laparoscopy 78 (10) 66 (19)
Transanal 0 12 (4)
Missing 38 (5) 17 (5)
Procedures
Colectomy 755 (98)
Rectal resection 318 (94)
Colostomy alone 12 (2) 10 (3)
Transanal tumorectomy 12 (3)
Abdominoperineal resection
Low 53 (16)
Mild/high 6/1 (2)
Post-operative 30-day mortality 32 (4) 8 (2)
Tumor grade
Well or moderately differentiated 615 (80) 260 (76)
Poorly differentiated 89 (12) 26 (8)
Post-surgical stage
I 82 (11) 85 (25)
II 261 (34) 75 (22)
III 233 (30) 99 (29)
IV 170 (22) 60 (18)
Missing 21 (3) 21 (6)
LNs (number examined)
≥12 575 (76) 209 (66)
≥ 8 673 (89) 273 (86)
Median 17 14
Margin involvement (R1/(R0 + R1))* 10 (2) 38 (19)
  1. * n = 490 colon (colostomy alone, R2, RX and missing data excluded); n = 196 rectal (colostomy alone and transanal tumorectomy, R2 and RX excluded).
  2. : 480 patients R0; 10 R1 (19 R2; 2 Rx and 244 missing data excluded).
  3. : 158 patients R0; 38 R1 (1 R2 and 119 Rx excluded).