Research Article
A Novel Method of Natural Orifice Specimen Extraction Surgery (NOSES) during Laparoscopic Anterior Resection for Rectal Cancer
Table 1
Patient demographics, surgical outcomes, and tumor characteristics of both groups.
| | Characteristic | Double-purse NOSES | Conventional | |
| | Patient demographics | | | | | Age, years (range) | 63 (40-75) | 64 (38-79) | 0.547 | | Sex ratio, male/female | 11/9 | 12/8 | 0.818 | | Body mass index, BMI (kg/m2) | | | 0.859 | | Tumor size | | | 0.647 | | Tumor number | Single | Single | | | Tumor gross type | | | | | Mass carcinoma | 10 | 10 | | | Invasive carcinoma | 8 | 7 | | | Ulcerative carcinoma | 2 | 3 | | | Surgical outcomes | | | | | Surgical duration, min | | | 0.788 | | Blood loss, mL | | | 0.474 | | Time to first flatus, d | | | 0.252 | | Postoperative hospital stay, d | | | 0.158 | | Hospitalization costs | | | <0.05 | | Retrieved LNs, | | | 0.550 | | Pathologic findings () b | | | | | T1/T2/T3/T4 | 6/8/6/0 | 5/8/5/2 | 0.680 | | N0/N1/N2/N3 | 14/5/1/0 | 12/7/1/0 | 0.645 | | TNM stage I/II/III/IV | 8/6/6/0 | 5/7/8/0 | 0.664 |
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