Copyright
©The Author(s) 2024.
World J Gastroenterol. May 14, 2024; 30(18): 2418-2439
Published online May 14, 2024. doi: 10.3748/wjg.v30.i18.2418
Published online May 14, 2024. doi: 10.3748/wjg.v30.i18.2418
Range | mean ± SD | No. of cases [n (%)] | |
Age (yr) | (32.00, 89.00) | 65 (59, 72) | |
Gender | |||
Male | 105 (64.81) | ||
Female | 57 (35.19) | ||
BMI (kg/m2) | (15.94, 31.25) | 22.75 ± 3.25 | |
Underlying comorbidities | 72 (44.44) | ||
Diabetes | 26 (16.05) | ||
Hypertension | 58 (35.8) | ||
Heart disease | 8 (4.94) | ||
Pulmonary disease | 3 (1.85) | ||
Stroke | 5 (3.09) | ||
Other | 1 (0.62) | ||
ASA grade | |||
I | 18 (11.11) | ||
II | 137 (84.57) | ||
III | 7 (4.32) | ||
History of previous abdominal surgery | 15 (9.26) | ||
Preoperative total protein (g/L) | (53.8, 81) | 65.45 (62.4, 68.83) | |
Preoperative albumin (g/L) | (29, 48.5) | 38.64 ± 3.32 | |
Preoperative albumin to globulin ratio | (0.9, 2.1) | 1.4 (1.3, 1.6) | |
Preoperative hemoglobin (g/L) | (89, 166) | 134.5 (119, 143.75) | |
PNI | (35, 58) | 47.23 ± 5.02 | |
Preoperative CEA (ug/L) | (0.4, 49.9) | 2.9 (1.9, 5.18) | |
Preoperative CA199 (kU/L) | (0.6, 128.1) | 8.55 (5.18, 17.98) | |
Tumor height (cm) | (2, 15) | 8 (6.25, 10) | |
Tumor Location | |||
Upper rectum (10 cm < distance ≤ 15 cm) | 30 (18.52) | ||
Midrectum (5 cm < distance ≤ 10 cm) | 103 (63.58) | ||
Lower rectum (distance ≤ 5 cm) | 29 (17.9) | ||
Maximum tumor diameter (cm) | (0.8, 10) | 3.8 (3, 4.88) | |
Surgical approach | |||
L-AR | 20 (12.35) | ||
L-LAR | 135 (83.33) | ||
L-ISR | 7 (4.32) | ||
Intraoperative preventive ostomy | 39 | ||
L-AR + preventive ostomy | 0 | ||
L-LAR + preventive ostomy | 32 (82.05) | ||
L-ISR + preventive ostomy | 7 (17.95) | ||
pT staging | |||
Tis | 4 (2.47) | ||
T1 | 19 (11.73) | ||
T2 | 26 (16.05) | ||
T3 | 109 (67.28) | ||
T4a | 4 (2.47) | ||
pN staging | |||
N0 | 94 (58.02) | ||
N1 | 36 (22.22) | ||
N2 | 32 (19.75) | ||
pTNM staging | |||
0 | 4 (2.47) | ||
I | 38 (23.46) | ||
II | 52 (32.1) | ||
III | 68 (41.98) | ||
Tumor differentiation grade | |||
Well-differentiated | 9 (5.56) | ||
Moderately-differentiated to well-differentiated | 20 (12.35) | ||
Moderately differentiated | 112 (69.14) | ||
Moderately differentiated to poorly differentiated | 17 (10.49) | ||
Poorly-differentiated | 4 (2.47) | ||
Tumor nodules | 16 (9.88) | ||
Vascular tumor emboli | 47 (29.01) | ||
Neural invasion | 40 (24.69) | ||
Number of lymph nodes removed | (3, 36) | 15 (13, 18) | |
Surgical duration (min) | (78, 465) | 216.5 (179.25, 260) | |
Intraoperative blood loss (ml) | (10, 300) | 50 (20, 100) | |
Postoperative complications (CD grade) | |||
No complications | 125 (77.16) | ||
Grade I | 7 (4.32) | ||
Grade II | 21 (12.96) | ||
Grade III | 8(4.94) | ||
Grade IV | 1(0.62) | ||
Postoperative anastomotic fistula grading | |||
No anastomotic fistula | 152 (93.83) | ||
Grade A | 0 | ||
Grade B | 6 (3.7) | ||
Grade C | 4 (2.47) | ||
Duration of postoperative hospital stay (d) | (6, 56) | 14 (12, 16) | |
Intraoperative use of transanal approach (n) | 7 (4.32) | ||
Conversion to open surgery | 1 (0.62) | ||
Postoperative anal evacuation time (d) | (1, 7) | 2 (2, 3) | |
Postoperative resumption of semi-liquid food time (d) | (3, 25) | 8 (5, 9) | |
Anastomosis method | |||
Manual anastomosis (Hand-sewn anastomosis) | 7 (4.32) | ||
Stapler anastomosis | 155 (95.68) | ||
Number of staple nail cartridges used in surgery (n) | |||
L-AR | (1, 2) | 2 (1, 2) | |
L-LAR | (1, 4) | 2 (1, 2) | |
L-ISR | 0 | 0 | |
Length of stapler cartridge used in surgery (mm) | |||
L-AR | (45, 120) | 90 (56.25, 90) | |
L-LAR | (45, 180) | 90 (60, 90) | |
L-ISR | 0 | 0 |
- Citation: Zhou XC, Guan SW, Ke FY, Dhamija G, Wang Q, Chen BF. Construction of a nomogram model to predict technical difficulty in performing laparoscopic sphincter-preserving radical resection for rectal cancer. World J Gastroenterol 2024; 30(18): 2418-2439
- URL: https://www.wjgnet.com/1007-9327/full/v30/i18/2418.htm
- DOI: https://dx.doi.org/10.3748/wjg.v30.i18.2418