Table 4.

Comparison of conventional prognostic indicators according to lymph node metastases detected by histologic examination and real-time RT-PCR assay

GroupABC
No. patients61222
Gender
    Male51019
    Female123
Pathologic stage
    pT2 or less144
    pT3 or more5818
Grade
    G2012
    G361120
Microvascular invasion*
    Negative136
    Positive5916
Concomitant carcinoma in situ
    Negative224
    Positive41018
  • * Presence of either blood vessel invasion or lymphatic invasion.