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) | |
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SD: standard deviation; ASA classification: Anesthesia Society of America Physical Classification.
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