Table 1 The characteristics of patients and tumors
LEMR | EMR | Surgery | Polypectomy | Biopsy | |
|---|---|---|---|---|---|
Patient number | 25 | 31 | 13 | 30 | 46 |
Age | 51 ± 16 | 49 ± 19 | 43 ± 21 | 58 ± 15 | 44 ± 21 |
Male (%) | 40 | 39 | 46 | 37 | 39 |
Tumor size (mm) | 6 ± 3 | 5 ± 2 | 7 ± 5 | 5 ± 4 | 6 ± 4 |
BMI (mean) | 23.6 | 22.9 | 24.1 | 22.3 | 22.5 |
Average distance to anus (cm) | 6.7 | 6.3 | 6.5 | 5.8 | 6 |