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©The Author(s) 2022.
World J Gastroenterol. Feb 28, 2022; 28(8): 840-852
Published online Feb 28, 2022. doi: 10.3748/wjg.v28.i8.840
Published online Feb 28, 2022. doi: 10.3748/wjg.v28.i8.840
Table 1 Baseline characteristics of the study population
| Variables | Before matching | After matching | ||||
| ESD (n = 123) | Surgery (n = 562) | P value | ESD (n = 119) | Surgery (n = 119) | P value | |
| Age, yr, mean SD | 55.3 12.4 | 53.0 11.8 | < 0.001 | 56.6 11.9 | 55.6 11.9 | 0.546 |
| Male, n (%) | 68 (55.3) | 282 (50.2) | 0.305 | 67 (56.3) | 57 (47.9) | 0.194 |
| Comorbidity, n (%) | ||||||
| Hypertension | 44 (35.8) | 143 (25.4) | 0.020 | 41 (34.5) | 40 (33.6) | 0.891 |
| Diabetes | 21 (17.1) | 65 (11.6) | 0.095 | 19 (16.0) | 15 (12.6) | 0.459 |
| Cerebrovascular disease | 8 (6.5) | 18 (3.2) | 0.113 | 7 (5.9) | 2 (1.7) | 0.171 |
| Respiratory disease | 7 (5.7) | 29 (5.2) | 0.811 | 6 (5.0) | 6 (5.0) | - |
| Liver disease | 3 (2.4) | 26 (4.6) | 0.275 | 3 (2.5) | 3 (2.5) | - |
| Renal disease | 2 (1.6) | 4 (0.7) | 0.294 | 1 (0.8) | 1 (0.8) | - |
| ASA physical status1, n (%) | 0.022 | 0.254 | ||||
| 1 | 101 (82.1) | 503 (89.5) | 100 (84.0) | 106 (89.1) | ||
| 2 | 22 (17.9) | 59 (10.5) | 19 (16.0) | 13 (10.9) | ||
| Tumor location, n (%) | < 0.001 | 0.822 | ||||
| Upper third | 8 (6.5) | 55 (9.8) | 8 (6.7) | 6 (5.0) | ||
| Middle third | 97 (78.9) | 321 (57.1) | 93 (78.2) | 93 (78.2) | ||
| Lower third | 18 (14.6) | 186 (33.1) | 18 (15.1) | 20 (16.8) | ||
| Lesion size, mm, n (%) | 0.430 | 0.418 | ||||
| 10 | 30 (24.4) | 105 (18.7) | 28 (23.5) | 19 (16.0) | ||
| 10-20 | 50 (40.7) | 224 (39.9) | 50 (42.0) | 49 (41.2) | ||
| 20-30 | 24 (19.5) | 133 (23.7) | 22 (18.5) | 28 (23.5) | ||
| > 30 | 19 (15.4) | 100 (17.8) | 19 (16.0) | 23 (19.3) | ||
| Gross morphology type1, n (%) | 0.315 | 0.760 | ||||
| Elevated | 33 (26.8) | 127 (22.6) | 29 (24.4) | 27 (22.7) | ||
| Flat or depressed | 90 (73.2) | 435 (77.4) | 90 (75.6) | 92 (77.3) | ||
| Helicobacter pylori infection, n (%) | 64 (51.2) | 316 (56.2) | 0.397 | 61 (51.3) | 60 (50.4) | 0.897 |
| ESD indication, n (%) | 0.183 | 0.183 | ||||
| Within expanded indication | 80 (65.0) | 329 (58.5) | 78 (65.5) | 68 (57.1) | ||
| Beyond expanded indication | 43 (35.0) | 233 (41.5) | 41 (34.5) | 51 (42.9) | ||
| Histology appearance, n (%) | < 0.001 | 0.794 | ||||
| Poorly differentiated carcinoma | 56 (45.5) | 151 (26.9) | 52 (43.7) | 54 (45.4) | ||
| Signet ring cell carcinoma | 67 (54.5) | 411 (73.1) | 67 (56.3) | 65 (54.6) | ||
- Citation: Lee GH, Lee E, Park B, Roh J, Lim SG, Shin SJ, Lee KM, Noh CK. Long-term outcomes of endoscopic submucosal dissection and surgery for undifferentiated intramucosal gastric cancer regardless of size. World J Gastroenterol 2022; 28(8): 840-852
- URL: https://www.wjgnet.com/1007-9327/full/v28/i8/840.htm
- DOI: https://dx.doi.org/10.3748/wjg.v28.i8.840