Table 3 Clinical and pathological features of patients diagnosed as HCC with BM
From: Diagnostic and prognostic nomograms for bone metastasis in hepatocellular carcinoma
| Â | Training set | Validation set | X2 | P |
|---|---|---|---|---|
Age | Â | Â | 0.017 | 0.898 |
 <65 | 55(41.4%) | 23(40.4%) |  |  |
  ≥ 65 | 78(58.6%) | 34(59.6%) |  |  |
Sex | Â | Â | 1.099 | 0.294 |
 Male | 114(85.7%) | 52(91.2%) |  |  |
 Female | 19(14.3%) | 5(8.8%) |  |  |
Race | Â | Â | 0.502 | 0.778 |
 Africa American | 34(25.6%) | 12(21.1%) |  |  |
 Other | 16(12.0%) | 8(14.0%) |  |  |
 White | 83(62.4%) | 37(64.9%) |  |  |
Grade | Â | Â | 0.364 | 0.547 |
 G1–2 | 90(67.7%) | 36(63.2%) |  |  |
 G3–4 | 43(32.3%) | 21(36.8%) |  |  |
T stage | Â | Â | 2.053 | 0.152 |
 T1–2 | 64(48.1%) | 21(36.8%) |  |  |
 T3–4 | 69(51.9%) | 36(63.2%) |  |  |
N stage | Â | Â | 0.631 | 0.427 |
 N0 | 105(78.9%) | 42(73.7%) |  |  |
 N1 | 28(21.1%) | 15(26.3%) |  |  |
Surgery | Â | Â | 1.007 | 0.316 |
 No | 126(94.7%) | 51(89.5%) |  |  |
 Yes | 7(5.3%) | 6(10.5%) |  |  |
Radiation | Â | Â | 0.581 | 0.446 |
 No | 64(48.1%) | 24(42.1%) |  |  |
 Yes | 69(51.9%) | 33(57.9%) |  |  |
Chemotherapy | Â | Â | 0.103 | 0.748 |
 No | 57(42.9%) | 23(40.4%) |  |  |
 Yes | 76(57.1%) | 34(59.6%) |  |  |
Brain metastasis | Â | Â | 0.004 | 0.948 |
 No | 124(93.2%) | 54(94.7%) |  |  |
 Yes | 9(6.8%) | 3(5.3%) |  |  |
Liver metastasis | Â | Â | 1.719 | 0.190 |
 No | 119(89.5%) | 55(96.5%) |  |  |
 Yes | 14(10.5%) | 2(3.5%) |  |  |
Lung metastasis | Â | Â | 0.603 | 0.437 |
 Yes | 103(77.4%) | 47(82.5%) |  |  |
 Yes | 30(22.6%)5 | 10(17.5%) |  |  |