Table 1 Hpa2 staining intensity in the tumor cells correlates inversely with tumor grade.
| Â | Hpa2 staining intensity (Tumor cells) | Â | ||
|---|---|---|---|---|
0 | 1 | 2 | Total | |
Grade: 1 | 4 (19) | 10 (48) | 7 (33) | 21 |
    2 | 29 (27) | 64 (60) | 14 (13) | 107 |
   3 | 41 (87) | 6 (13) | 0 | 47 |
Total | 74 | 80 | 21 | 175a |