From: A CT-based radiomics nomogram for distinguishing between benign and malignant bone tumours
Feature | Benign | Malignant | P value |
---|---|---|---|
No. of patients | 88 | 118 | Ā |
Gender | 0.087 | ||
āMale | 56 | 61 | Ā |
āFemale | 32 | 57 | |
Age (meanāĀ±āSD) | 47.77āĀ±ā19.88 | 30.30āĀ±ā18.93 | <ā0.001 |
ā<ā50āyears | 69 | 53 | Ā |
āā„ā50āyears | 19 | 65 | Ā |
Site | Ā | Ā | 0.378 |
āHead and neck | 15 | 13 | Ā |
āUpper extremity | 14 | 20 | Ā |
āTrunk wall | 1 | 9 | Ā |
āSpine | 8 | 42 | Ā |
āLower extremity | 50 | 34 | Ā |
Location | 0.601 | ||
āWithin the medullary cavity | 49 | 70 | Ā |
āWithin the cortex | 39 | 48 | Ā |
Number | 0.422 | ||
āSolitary | 75 | 105 | Ā |
āMultiple | 13 | 13 | Ā |
Expansion | Ā | Ā | 0.012 |
ā<ā1 | 75 | 83 | Ā |
ā>ā1 | 13 | 35 | Ā |
Margin | Ā | Ā | <ā0.001 |
āWell-defined | 71 | 49 | Ā |
āIll-defined | 17 | 69 | Ā |
Ground glass appearance | Ā | Ā | 0.038 |
ā- | 68 | 104 | Ā |
ā+ | 20 | 14 | Ā |
Rim sclerosis | Ā | Ā | <ā0.001 |
ā- | 43 | 98 | Ā |
ā+ | 45 | 20 | Ā |
Cortical integrity | Ā | Ā | <ā0.001 |
ā- | 63 | 33 | Ā |
ā+ | 25 | 85 | Ā |
Residual bony ridge | Ā | Ā | 0.001 |
ā- | 65 | 61 | Ā |
ā+ | 23 | 57 | Ā |
Periosteal reaction | Ā | Ā | 0.036 |
ā- | 79 | 93 | Ā |
ā+ | 9 | 25 | Ā |
Cortical destruction | Ā | Ā | Ā |
ā- | 78 | 103 | 0.769 |
ā+ | 10 | 15 | Ā |
Soft tissue mass | Ā | Ā | <ā0.001 |
ā- | 74 | 62 | Ā |
ā+ | 14 | 56 | Ā |
Adjacent tissues involvement | Ā | Ā | 0.041 |
ā- | 74 | 85 | Ā |
ā+ | 14 | 33 | Ā |