Table 5.
Size of resected specimen and depth of invasion on pathological examination
| SA | SH | P | |
|---|---|---|---|
| Esophageal lesion | (n = 9) | (n = 10) | |
| Size of resected specimen (mm) | |||
| Mean (SD) | 26.6 (5.1) | 27.2 (6.3) | 0.810a |
| Depth of invasion, n (%) | |||
| pT1a‐EP | 5 (55.6) | 2 (20.0) | 0.053b |
| pT1a‐LPM | 2 (22.2) | 7 (70.0) | |
| pT1a‐MM | 2 (22.2) | 0 (0.0) | |
| Unable to determine | 0 (0.0) | 1 (10.0)c | |
| Gastric lesion | (n = 51) | (n = 52) | |
| Size of resected specimen (mm) | |||
| Mean (SD) | 34.2 (6.1) | 35.3 (8.1) | 0.447b |
| Depth of invasion, n (%) | |||
| pT1a | 47 (92.2) | 43 (82.7) | 0.276b |
| pT1b | 3 (5.9) | 8 (15.4) | |
| Unable to determine | 1 (2.0)d | 1 (1.9)d | |
a
Student's t‐test.
b
Fisher's exact test.
c
For squamous intraepithelial neoplasia.
d
For adenoma.
SA, sodium alginate; SD, standard deviation; SH, sodium hyaluronate.