Table III.
Comparison of bone metastases (n=345) in cases with moderate bone metastases in breast and prostate carcinomas.
| Prostate carcinoma (n=161)
|
Breast carcinoma (n=184)
|
|||||
|---|---|---|---|---|---|---|
| Skeleton | n | % | n | % | χ2 | P-value |
| Cervical vertebrae | 5 | 3.11 | 0 | 0.00 | 7.705 | 0.006 |
| Thoracic vertebrae | 39 | 24.22 | 34 | 18.48 | 1.696 | 0.193 |
| Lumbar vertebrae | 22 | 13.66 | 24 | 13.04 | 0.029 | 0.866 |
| Sacrococcyx | 14 | 8.70 | 8 | 4.35 | 2.730 | 0.098 |
| Ilium | 22 | 13.66 | 23 | 12.50 | 0.103 | 0.749 |
| Ischium | 11 | 6.83 | 10 | 5.43 | 0.293 | 0.589 |
| Pubis | 7 | 4.35 | 4 | 2.17 | 1.320 | 0.251 |
| Ribs | 22 | 13.66 | 53 | 28.80 | 11.908 | 0.001 |
| Sternum | 1 | 0.62 | 14 | 7.61 | 12.215 | 0.000 |
| Skull | 5 | 3.11 | 2 | 1.09 | 1.796 | 0.180 |
| Scapula | 0 | 0.00 | 4 | 2.17 | 5.070 | 0.024 |
| Collar bone | 1 | 0.62 | 2 | 1.09 | 0.222 | 0.638 |
| Humerus | 5 | 3.11 | 3 | 1.63 | 0.827 | 0.363 |
| Femur | 7 | 4.35 | 3 | 1.63 | 2.290 | 0.130 |
| Radioulnar and tibiofibular | 0 | 0.00 | 0 | 0.00 | - | - |
| Bones of hands and feet | 0 | 0.00 | 0 | 0.00 | - | - |
n, the lesion number of bone metastases. Chi-square test of likelihood ratio was performed to compare the proportions of metastatic bone lesions in breast and prostate carcinomas.