Table 1.
Demographics of Patients who Underwent Rectal Cancer Surgery
| Demographic Parameter | R (n=15) | L (n=15) | O (n=15) | p-value |
|---|---|---|---|---|
| Sex | 0.1430 | |||
| Male | 8 (53.33%) | 7 (47.67%) | 12 (80.00%) | |
| Female | 7 (47.67%) | 8 (53.67%) | 3 (20.00%) | |
|
| ||||
| Age | 0.0538 | |||
| Mean 56.04 | Mean 54.73 | Mean 58.00 | Mean 55.40 | |
| Range 19-81 | Range 37-76 | Range 26-75 | Range 19-81 | |
| SD ± 13.45 | SD ±10.08 | SD ±14.79 | SD ±15.49 | |
|
| ||||
| Distance from the anal verge | 0.1700 | |||
| Low rectal (0-5 cms) | 11 (73.33%) | 8 (53.33%) | 8 (53.33%) | |
| Mid rectal (6-10 cms) | 4 (26.67%) | 7 (46.67%) | 5 (33.33%) | |
| High rectal (11-12 cms) | 0 (0%) | 0 (0%) | 2 (13.33%) | |
|
| ||||
| Cancer Staging | 0.0600 | |||
| I (T2N0M0) | 0 (0%) | 2 (13.33%) | 2 (13.33%) | |
| IIA (T3N0M0) | 2 (13.33%) | 6 (40.00%) | 6 (40.00%) | |
| IIIB (T3N1M0) | 13 (86.67%) | 6 (40.00%) | 4 (20.00%) | |
| IIIC (T3N2M0) | 0 (0%) | 1 (6.67%) | 1 (6.67%) | |
| IV (T3N1M1) | 0 (0%) | 0 (0%) | 2 (13.33%) | |
|
| ||||
| Neoadjuvant treatment | 0.1600 | |||
| LCCRT | 11 (73.33%) | 11 (73.33%) | 14 (93.33%) | |
| SCRT | 2 (13.33%) | 2 (13.33%) | 1 (6.67%) | |
| None | 2 (13.33%) | 2 (13.33%) | 0 (0%) | |
|
| ||||
| Procedure | 0.6500 | |||
| AR | 0 (0%) | 2 (13.33%) | 3 (20.00%) | |
| LAR | 6 (40.00%) | 10 (66.67%) | 6 (40.00%) | |
| ATAR | 4 (26.67%) | 0 (0%) | 2 (13.33%) | |
| APR | 4 (26.67%) | 3 (20.00%) | 4 (26.67%) | |
| Total proctocolectomy | 1 (6.67%) | 0 (0%) | 0 (0%) | |
R – robot-assisted rectal surgery; L – laparoscopic surgery; O – open surgery; LCCRT – long-course chemoradiotherapy; SCRT – short-course radiotherapy; AR – anterior resection; LAR – low anterior resection; ATAR – abdominotransanal resection; APR – abdominoperineal resection