Table 2

Relationship between phospho-MAP kinase staining and clinical stagea

Phospho-MAP kinase stainingb
Stagen0Low (<10%)High (≥10%)
II295195
III14374
IV152310
  • a P = 0.017 by rank test for trend of increasing activated MAP kinase with increasing tumor stage.

  • b Scored as a percentage of tumor cell nuclei staining positive for phospho-MAP kinase.