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Copyright ©2014 Baishideng Publishing Group Inc.
World J Orthop. Jul 18, 2014; 5(3): 262-271
Published online Jul 18, 2014. doi: 10.5312/wjo.v5.i3.262
Table 1 Tokuhashi score original (1990)[1-3]
Predictive factorScore (points)
General condition (KPS)
Poor (KPS 10%-40%)0
Moderate (KPS 50%-70%)1
Good (KPS 80%-100%)2
Number of extraspinal bone metastases foci
≥ 30
1-21
02
Number of metastases in the vertebral body
≥ 30
21
12
Metastases to the major internal organs
Unremovable0
Removable1
No metastases2
Primary site of the cancer
Lung, stomach0
Kidney, liver, uterus, others, unidentified1
Thyroid, prostate, breast, rectum2
Spinal cord palsy
Complete (Frankel A, B)0
Incomplete (Frankel C, D)1
None (Frankel E)2
Total pointsMean survival periods
0-5 ≤ 3 mo
6-8 ≤ 12 mo
9-12 ≤ 12 mo