Table 4 Previously reported and present study survival rates of patients with thymic malignancies by Masaoka–Koga stage and 2004 WHO Classification
Reference | No. of pts | MST (mo) | 5-yrs survival in each stage (%), (frequency, %) | 5-yrs survival (%) | 10-yrs survival (%) | Prognostic factor | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Â | Â | I | II | III | IVa | IVb | ||||
de Jong et al. [2] | 203* | N/A | 82.9 (12.3) | 87.8 (36.9) | 57.6 (26.1) | 55.6 (24.6) | 69 | 40 | Resection, Age | |
| Â | WHO classification | |||||||||
| Â | Masaoka disease stage | |||||||||
Masaoka et al. [29] | 93* | N/A | 92.6 (39.8) | 85.7 (13.8) | 69.6 (34.4) | 50.0 (11.8) | 74.1 | 57.1 | N/A | |
Mariano et al. [30] | 171* | N/A | 93.3 (9.4) | 88.7 (44.4) | 74.6 (27.5) | 43.4 (18.7) | N/A | N/A | Masaoka-Koga stage | |
| Â | thymoma vs. thymic ca | |||||||||
JART study [31] | 2807 | N/A | 97.7 (34.6) | 95.8 (36.0) | 85.8 (15.7) | 72.8 (6.5) | 57.4 (5.2) | N/A | N/A | N/A |
Present study | 187 | 99.6 | NR (27.3) | NR (20.3) | 99.6 (12.1) | 59.2 (18.2) | 24.8 (22.5) | 65.9 | 45.3 | Masaoka-Koga Stage II |
| Â | thymoma vs. thymic ca | |||||||||