Copyright
©The Author(s) 2022.
World J Gastrointest Oncol. May 15, 2022; 14(5): 1014-1026
Published online May 15, 2022. doi: 10.4251/wjgo.v14.i5.1014
Published online May 15, 2022. doi: 10.4251/wjgo.v14.i5.1014
Table 1 Patients’ characteristics between low-grade and high-grade malignant potential groups
Characteristics | Low-grade, n = 82 | High-grade, n = 21 | t or χ2 value | P value |
Age in year | 58.57 ± 8.90 | 57.28 ± 10.47 | 0.570 | 0.570 |
Sex, n (%) | 0.354 | 0.552 | ||
Male | 37 (45.1) | 11 (52.4) | ||
Female | 45 (59.9) | 10 (47.6) | ||
Largest diameter | 32.66 ± 8.77 | 38.76 ± 9.09 | 2.824 | 0.006a |
Location, n (%) | 2.109 | 0.550 | ||
Cardia | 2 (2.4) | 0 (0) | ||
Fundus | 40 (48.8) | 12 (57.1) | ||
Body | 28 (34.1) | 8 (38.1) | ||
Antrum | 12 (14.6) | 1 (4.8) | ||
Growth patterns, n (%) | 2.196 | 0.334 | ||
Endoluminal | 39 (47.6) | 11 (52.4) | ||
Exophytic | 24 (29.3) | 3 (14.3) | ||
Mixed | 19 (23.2) | 7 (33.3) | ||
Contour, n (%) | 4.646 | 0.031a | ||
Regular | 56 (68.3) | 9 (42.9) | ||
Irregular | 26 (31.7) | 12 (57.1) | ||
Margin, n (%) | 5.645 | 0.018a | ||
Well-defined | 67 (81.7) | 12 (57.1) | ||
Poorly | 15 (18.3) | 9 (42.9) | ||
Necrosis, n (%) | 4.268 | 0.039a | ||
Absent | 48 (58.5) | 7 (33.3) | ||
Present | 34 (41.5) | 14 (66.7) | ||
Calcification, n (%) | 0.630 | 0.427 | ||
Absent | 75 (91.5) | 18 (85.7) | ||
Present | 7 (8.5) | 3 (14.3) | ||
Ulceration, n (%) | 7.823 | 0.005a | ||
Absent | 67 (81.7) | 11 (52.4) | ||
Present | 15 (18.3) | 10 (47.6) | ||
Plain CT value | 34.65 ± 37.92 | 31.10 ± 13.23 | 0.421 | 0.674 |
Arterial phase CT value | 63.70 ± 36.50 | 59.81 ± 18.58 | 0.471 | 0.639 |
Venous phase CT value | 71.78 ± 35.76 | 63.43 ± 17.32 | 1.035 | 0.303 |
Delayed phase CT value | 73.65 ± 34.96 | 66.14 ± 14.39 | 0.960 | 0.339 |
- Citation: Sun XF, Zhu HT, Ji WY, Zhang XY, Li XT, Tang L, Sun YS. Preoperative prediction of malignant potential of 2-5 cm gastric gastrointestinal stromal tumors by computerized tomography-based radiomics. World J Gastrointest Oncol 2022; 14(5): 1014-1026
- URL: https://www.wjgnet.com/1948-5204/full/v14/i5/1014.htm
- DOI: https://dx.doi.org/10.4251/wjgo.v14.i5.1014