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©The Author(s) 2025.
World J Gastrointest Oncol. Mar 15, 2025; 17(3): 99124
Published online Mar 15, 2025. doi: 10.4251/wjgo.v17.i3.99124
Published online Mar 15, 2025. doi: 10.4251/wjgo.v17.i3.99124
Table 5 Pathological features in the intraperitoneal anastomosis and extraperitoneal anastomosis groups before and after matching, n (%)
| Before matching, IA (n = 70) | Before matching, EA (n = 266) | Before matching, P value | After matching, IA (n = 63) | After matching, EA (n = 63) | After matching, P value | |
| Tumor size, mm (mean ± SD) | 4.32 ± 1.74 | 4.15 ± 1.78 | 0.463 | 4.29 ± 1.79 | 4.11 ± 1.82 | 0.587 |
| Gross type | 0.871 | 0.202 | ||||
| Protuberant type | 33 (47.1) | 129 (48.5) | 27 (42.8) | 34 (54.0) | ||
| Ulcerative type | 35 (50.0) | 132 (49.6) | 34 (54.0) | 29 (46.0) | ||
| Infiltrative type | 2 (2.9) | 5 (1.9) | 2 (3.2) | 0 (0) | ||
| Histological type | 0.599 | 0.405 | ||||
| Well | 3 (4.3) | 12 (4.5) | 2 (3.2) | 2 (3.2) | ||
| Mod | 58 (82.8) | 197 (74.1) | 54 (85.7) | 47 (74.6) | ||
| Por | 7 (10.0) | 44 (16.5) | 5 (7.9) | 9 (14.3) | ||
| Muc | 2 (2.9) | 12 (4.5) | 2 (3.2) | 5 (7.9) | ||
| Else | 0 (0) | 1 (0.4) | 0 (0) | 0 (0) | ||
| Pathological T status | 0.568 | 0.291 | ||||
| Tis | 3 (4.3) | 4 (1.5) | 2 (3.2) | 2 (3.2) | ||
| 1 | 7 (10.0) | 27 (10.2) | 7 (11.1) | 5 (7.9) | ||
| 2 | 6 (8.6) | 32 (12.0) | 5 (7.9) | 6 (9.5) | ||
| 3 | 36 (51.4) | 120 (45.1) | 32 (50.8) | 22 (34.9) | ||
| 4a | 18 (25.7) | 82 (30.8) | 17 (27.0) | 28 (44.5) | ||
| 4b | 0 (0) | 1 (0.4) | 0 (0) | 0 (0) | ||
| Cleared lymph nodes (mean ± SD) | 34.71 ± 16.21 | 26.29 ± 12.35 | < 0.001 | 33.51 ± 1.86 | 28.71 ± 11.91 | 0.031 |
| Pathological N status | 0.253 | 0.137 | ||||
| 0 | 38 (54.3) | 171 (64.3) | 32 (50.8) | 43 (68.3) | ||
| 1a | 16 (22.9) | 32 (12.4) | 16 (25.4) | 9 (14.3) | ||
| 1b | 8 (11.4) | 24 (9.0) | 8 (12.7) | 6 (9.5) | ||
| 1c | 0 (0) | 4 (1.5) | 0 (0) | 0 (0) | ||
| 2a | 5 (7.1) | 23 (8.6) | 4 (6.3) | 5 (7.9) | ||
| 2b | 3 (4.3) | 11 (4.2) | 3 (4.8) | 0 (0) | ||
| Neurovascular invasion | 0.910 | 1.000 | ||||
| Yes | 30 (42.9) | 112 (42.1) | 26 (41.3) | 26 (41.3) | ||
| No | 40 (57.1) | 154 (57.9) | 37 (58.7) | 37 (58.7) | ||
| Surgical margin | 1.000 | 1.000 | ||||
| Positive | 0 (0) | 0 (0) | 0 (0) | 0 (0) | ||
| Negative | 70 (100) | 266 (100) | 63 (100) | 63 (100) |
- Citation: Wu B, Zhu JT, Lin HX, Dai YH, Lin TS, Huang AL, Chen YN, Li YW, Wang HB, Chen YF, Chen DH, Yu HD, You J, Hong QQ. Is intraperitoneal isoperistaltic side-to-side anastomosis a safe surgical procedure in radical colon cancer surgery. World J Gastrointest Oncol 2025; 17(3): 99124
- URL: https://www.wjgnet.com/1948-5204/full/v17/i3/99124.htm
- DOI: https://dx.doi.org/10.4251/wjgo.v17.i3.99124