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©The Author(s) 2024.
World J Gastrointest Endosc. Jun 16, 2024; 16(6): 326-334
Published online Jun 16, 2024. doi: 10.4253/wjge.v16.i6.326
Published online Jun 16, 2024. doi: 10.4253/wjge.v16.i6.326
Table 1 Baseline characteristics of single and R0 resected undifferentiated type early gastric cancer, n (%)
Single UD (n = 137) | R0 resected UD (n = 79) | P value | |
Age, yr, mean (SD) | 54.75 ± 14.20 | 51.47 ± 12.31 | 0.088 |
Male sex | 70 (51.1) | 42 (53.2) | 0.779 |
Location of tumor | 0.563 | ||
Upper | 9 (6.6) | 4 (5.1) | |
Middle | 71 (51.8) | 47 (59.5) | |
Lower | 57 (41.6) | 28 (35.4) | |
Gross endoscopic appearance | 0.382 | ||
Elevated | 31 (22.6) | 12 (15.2) | |
Flat | 35 (25.6) | 20 (25.3) | |
Depressed | 71 (51.8) | 47 (59.5) | |
Tumor size, cm, mean (SD) | 2.04 ± 1.19 | 1.71 ± 1.06 | 0.266 |
≤ 2 cm | 73 (53.3) | 51 (64.6) | |
2.1-3 cm | 42 (30.7) | 19 (24.0) | |
> 3 cm | 22 (16.0) | 9 (11.4) | |
Depth of invasion | 0.043 | ||
M1 | 0 (0) | 0 (0) | |
M2 | 56 (40.9) | 40 (50.6) | |
M3 | 66 (48.2) | 39 (49.4) | |
SM1 | 4 (2.9) | 0 (0) | |
SM2 | 7 (5.1) | 0 (0) | |
SM3 | 4 (2.9) | 0 (0) | |
Histology | > 0.999 | ||
Poorly differentiated adenocarcinoma | 89 (65.0) | 51 (64.6) | |
Signet ring cell carcinoma | 48 (35.0) | 28 (35.4) | |
Enbolc resection | 127 (92.7) | 79 (100) | 0.060 |
Curative resection | 60 (43.8) | 51 (64.6) | 0.005 |
Non curative resection | 77 (56.2) | 28 (35.4) | |
Over 2 cm | 64 (46.7) | 28 (35.4) | 0.118 |
Submucosal invasion | 15 (10.9) | 0 (0) | 0.004 |
Positive lateral margin | 29 (21.1) | 0 (0) | < 0.001 |
Positive vertical margin | 9 (6.6) | 0 (0) | 0.028 |
Lymphovascular invasion | 5 (3.7) | 0 (0) | 0.274 |
R0 resection | 95 (69.3) | 79 (100) | < 0.001 |
Follow-up periods, months, mean (SD) | 68.83 ± 52.10 | 79.71 ± 45.42 | 0.123 |
- Citation: Bae JY, Ryu CB, Lee MS, Dua KS. Long-term outcomes of endoscopic submucosal dissection for undifferentiated type early gastric cancer over 2 cm with R0 resection. World J Gastrointest Endosc 2024; 16(6): 326-334
- URL: https://www.wjgnet.com/1948-5190/full/v16/i6/326.htm
- DOI: https://dx.doi.org/10.4253/wjge.v16.i6.326