Table 3 Comparison of MRI characteristics between the two groups of cases
Characteristic | KHE group (n = 73) | KMP group (n = 59) | χ2/t/Z | P value |
|---|---|---|---|---|
Lesion boundary | 3.704 | 0.125 | ||
Clear | 2(2.74) | 4(6.78) | ||
Blurry | 71(97.26) | 55(93.22) | ||
Invasion of the muscle layer | 46(63.01) | 47(79.66) | 2.904 | 0.021* |
Flow void effect | 26(35.62) | 30(50.85) | 2.105 | 0.016* |
Subcutaneous tissue edema | 64(87.67) | 51(86.44) | 1.904 | 0.103 |
T1WI signal | 4.902 | 0.070 | ||
Low signal | 65(89.04) | 48(81.36) | ||
Isointensity | 7(9.59) | 9(15.25) | ||
High signal | 1(1.37) | 2(3.39) | ||
T2WI signal | 3.801 | 0.142 | ||
Low signal | 2(2.74) | 4(6.78) | ||
Isointensity | 6(8.22) | 39(5.08) | ||
High signal | 65(89.04) | 52(88.14) |