TALE (n = 23) | ESD (n = 31) | p value | |
---|---|---|---|
Mean age (years) | 47.9 ± 11.7 | 52.2 ± 10.2 | 0.159 |
Sex (male/female) | 14/9 | 22/9 | 0.436 |
Tumor size (cm) | 1.1 ± 0.5 | 0.8 ± 0.2 | 0.018 |
Distance from anal verge (cm) | 5.4 ± 1.5 | 5.9 ± 2.3 | 0.435 |
En bloc resection: n (%) | 23 (100 %) | 30 (97 %) | 1.0 |
Operation time | 40.0 ± 22.7 | 12.2 ± 5.3 | <0.001 |
Muscular invasion | 0 | 0 | / |
Lymphovascular invasion | 0 | 0 | / |