| Taiwan (n = 104) | Hong Kong (n = 82) | China (n = 24) |
---|---|---|---|
Age | Â | Â | Â |
   Median | 70.5 | 73 | 64.5 |
   Range | 40 - 92 | 46 - 92 | 43 - 80 |
Gender | Â | Â | Â |
   Male | 84 | 60 | 23 |
   Female | 20 | 22 | 1 |
Histological Grade | Â | Â | Â |
   Grade 1 | 34 | 16 | 8 |
   Grade 2 | 42 | 41 | 12 |
   Grade 3 | 28 | 25 | 4 |
Pathological Stage | Â | Â | Â |
   Stage Ta | 41 | 38 | 8 |
   Stage T1 | 41 | 21 | 6 |
   Stage ≥ T2 | 22 | 23 | 10 |
Relapse | Â | Â | Â |
   Primary | 66 | 23 | ND |
   Recurrence | 38 | 58 | ND |