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Table 5 Comparison of the validity of Tokuhashi and Tomita scores

From: Analysis of the predictive role and new proposal for surgical strategies based on the modified Tomita and Tokuhashi scoring systems for spinal metastasis

Survival groups Scores No. of cases Survival period Hazard ratio Sig
  Mean (95% CI) Median (95% CI)   
Tokuhashi Original 1 12-15 12 37.1 (18.9 - 55.3) 17.1 (5.9 - 28.2) - 0.000
2 9-11 21 32.8 (18.6 - 47.0) 10.7 (9.1 - 12.3) 1.23 0.654
3 0-8 79 9.4 (6.6 - 12.3) 5.3 (4.4 - 6.1) 3.17 0.004
Adjusted 1 12-15 14 38.3 (21.6 - 54.9) 17.1 (5.0 - 29.1) - 0.000
2 9-11 27 26.9 (15.1 - 38.8) 8.9 (3.0 - 14.8) 1.67 0.222
3 0-8 71 9.0 (6.1 - 11.9) 4.9 (4.1 - 5.6) 3.56 0.001
Regrouped 1* 10-15 31 36.5 (24.9 - 48.1) 14.9 (5.3 - 24.5) - 0.000
2* 6-9 47 12.9 (8.4 - 17.3) 6.2 (4.6 - 7.8) 2.42 0.002
3* 0-5 34 4.4 (3.3 - 5.5) 3.9 (2.1 - 5.8) 6.17 0.000
Tomita Original 1 2-3 12 53.6 (36.3 - 70.8) N/A - 0.000
2 4-5 31 27.0 (16.2 - 37.8) 10.0 (7.7 - 12.4) 3.30 0.028
3 6-7 40 9.0 (5.7 - 12.4) 5.3 (4.4 - 6.1) 6.96 0.000
4 8-10 29 4.6 (3.2 - 6.0) 3.3 (2.2 - 4.5) 12.65 0.000
Regrouped 1* 2-3 12 53.6 (36.3 - 70.8) N/A - 0.000
2* 4-5 31 27.0 (16.2 - 37.8) 10.0 (7.7 - 12.4) 3.33 0.027
3* 6-8 57 8.2 (5.7 - 10.6) 5.5 (4.5 - 6.5) 7.65 0.000
   4* 9-10 12 2.4 (1.7 - 3.1) 2.3 (1.7 - 2.9) 42.62 0.000
  1. *Reclassified groups after reorganization of prognostic scores. P-value obtained by Cox regression; P <0.050 denotes statistical significance (Sig) N/A, estimation data not available due to the lack of uncensored cases. Dash means no value for parameter.