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Correlation between intracellular Hsp70 expression and stage in nasopharyngeal carcinoma
| Intracellular Hsp70 expression (IRS scale) | Stage | Amount | % | |||
|---|---|---|---|---|---|---|
| I | II | III | IV | |||
| Negative (−) | 1 | 1 | 1 | 0 | 3 | 15.00 |
| Weak positive (+) | 0 | 2 | 0 | 3 | 5 | 25.00 |
| Moderate positive (++) | 0 | 0 | 1 | 9 | 10 | 50.00 |
| Strong positive (+++) | 0 | 0 | 0 | 2 | 2 | 10.00 |
| Total | 1 | 3 | 2 | 14 | 20 | 100.00 |
