Research Article
Comparison of Survival between Single-Access and Conventional Laparoscopic Surgery in Rectal Cancer
| | SALS (n = 41) | CLS (n = 43) | | Age (years) (mean ± SD.) | 63.97 ± 13.05 | 61.74 ± 12.03 | 0.417 | Sex (M : F) | 19 : 22 | 20 : 23 | 0.939 | BMI (kg/m2) (mean ± SD.) | 22.20 ± 4.00 | 23.14 ± 2.89 | 0.222 |
| ASA classification (%) | I | 7 (18.4) | 9 (20.9) | 0.331 | II | 28 (68.3) | 31 (72.1) | | III | 6 (14.6) | 3 (7.0) | |
| Location (%) | Anal canal | 18 (43.9) | 12 (27.9) | 0.052 | Lower rectum | 12 (29.3) | 9 (20.9) | | Mid rectum | 9 (22.0) | 20 (46.5) | | Upper rectum | 2 (4.9) | 2 (4.7) | |
| Imaging T stage (%) | II | 10 (24.4) | 31 (75.6) | 0.407 | III | 14 (32.6) | 29 (67.4) | |
| Imaging N stage (%) | 0 | 6 (14.6) | 9 (20.9) | 0.621 | I | 8 (19.5) | 10 (23.3) | | II | 27 (65.9) | 24 (55.8) | |
| Clinical stage (%) | I | 0 (0.0) | 1 (2.3) | 0.168 | II | 6 (14.6) | 10 (23.3) | | III | 35 (85.4) | 32 (74.4) | |
| Operation (%) | Abdominoperineal resection | 27 (65.9) | 18 (41.9) | 0.058 | Low anterior resection | 12 (29.3) | 23 (53.5) | | Anterior resection | 2 (4.9) | 1 (2.3) | | Intersphincteric resection | 0 (0.0) | 1 (2.3) | |
|
|
SD: standard deviation; ASA classification: Anesthesia Society of America Physical Classification.
|