|  | CYP26A1 expression |  | |
---|---|---|---|---|
Variables | Cases (n) | Negative (%) | Positive (%) | P |
Age (years) | Â | Â | Â | Â |
  <50 | 21 | 9 (42.9) | 12 (57.1) | 0.022* |
  ≥50 | 29 | 22 (75.9) | 7 (24.1) |  |
Primary tumor status (pT) | Â | Â | Â | Â |
  pTis | 3 | 2 (66.7) | 1 (33.3) | 0.076 |
  pT1a | 7 | 7 (100) | 0 (0) |  |
  pT1b | 35 | 18 (51.4) | 17 (48.6) |  |
  pT2 | 5 | 4 (80.0) | 1 (20.0) |  |
Lymph node involvement (pN) | Â | Â | Â | Â |
  Absent | 31 | 24 (77.4) | 7 (22.6) | 0.016* |
  Present | 19 | 8 (42.1) | 11 (57.9) |  |
pTNM stage | Â | Â | Â | Â |
  pStage 0 | 3 | 2 (66.7) | 1 (33.3) | 0.061 |
  pStage IA | 7 | 7 (100) | 0 (0) |  |
  pStage IB | 20 | 13 (65.0) | 7 (35.0) |  |
  pStage II | 1 | 1 (100) | 0 (0) |  |
  pStage III | 19 | 8 (42.1) | 11 (57.9) |  |
p53 expression | Â | Â | Â | Â |
  Absent | 44 | 25 (56.8) | 19 (43.2) | 0.071 |
  Present | 6 | 6 (100) | 0 (0) |  |
Ki-67 labeling index | Â | Â | Â | Â |
  <20% | 35 | 25 (71.4) | 10 (28.6) | 0.056 |
  ≥20% | 15 | 6 (40.0) | 9 (60.0) |  |