|
Variable
|
Total (number of patients/lesions)
|
Local recurrence (%)
|
P value
|
|---|
|
Age (years)
|
|
≤ 60
|
202
|
1 (0.5)
|
0.943
|
|
> 60
|
312
|
3 (1.0)
| |
|
Sex
|
|
Male
|
291
|
4 (1.4)
|
0.136
|
|
Female
|
223
|
0 (0.0)
| |
|
Tumor size (mm)
|
|
< 40
|
412
|
2 (0.5)
|
0.408
|
|
≥ 40
|
108
|
2 (1.9)
| |
|
Tumor location
|
|
Rectum
|
328
|
1 (0.3)
|
0.287
|
|
Colon
|
192
|
3 (1.6)
| |
|
Growth type
|
|
Polypoid + LST-NG
|
373
|
2 (0.5)
|
0.681
|
|
LST-G
|
147
|
2 (1.4)
| |
|
Histology
|
|
HGD + Tis
|
461
|
4 (0.9)
|
1.000
|
|
T1a + T1b
|
59
|
0 (0.0)
| |
|
Lymphovascular infiltration
|
|
Absence
|
515
|
4 (0.8)
|
1.000
|
|
Presence
|
5
|
0 (0.0)
| |
|
Resection status
|
|
En bloc
|
491
|
2 (0.4)
|
0.005
|
|
Piecemeal
|
29
|
2 (6.9)
| |
|
Resection method
|
|
Standard ESD
|
449
|
2 (0.4)
|
0.163
|
|
Hybrid ESD
|
71
|
2 (2.8)
| |
- ESD endoscopic submucosal dissection, LST laterally spreading tumor, LST-G granular LST, LST-NG non-granular LST, HGD high-grade dysplasia
