Table 3.
Comparison of immunohistochemical characteristics between age groups
| Variable | Value | Total patients (N=126) | Patients <40 years (N=46) | Patients >40 years (N=80) | p-value | Missing data |
|---|---|---|---|---|---|---|
| Cyclin B1 | Negative | 45.7% (46) | 45.7% (16) | 44.8% (30) | 0.919* | 21 |
| Weakly positive | 22.5% (23) | 25.7% (9) | 20.9% (14) | |||
| Moderately positive | 22.5% (23) | 20.7% (7) | 23.9% (16) | |||
| Strongly positive | 7.8% (8) | 8.6% (3) | 7.5% (3) | |||
| Focal | 2.0% (2) | 0.0% (0) | 3.0% (2) | |||
| P53 | Negative | 46.1% (47) | 42.9% (15) | 47.8% (32) | 0.683 | 21 |
| Weakly positive | 22.5% (23) | 22.9% (8) | 22.4% (15) | |||
| Moderately positive | 11.8% (12) | 17.1% (6) | 9.0% (6) | |||
| Strongly positive | 19.6% (20) | 17.1% (6) | 20.9% (14) | |||
| VEGFR | Negative | 60.8% (62) | 70.6% (24) | 55.9% (38) | 0.31 | 24 |
| Weakly positive | 30.4% (31) | 20.6% (7) | 35.3% (24) | |||
| Moderately positive | 8.8% (9) | 8.8% (3) | 8.8% (6) | |||
| Ki67 | <10% | 21.2% (22) | 25.6% (10) | 18.5% (12) | 0.263 | 19 |
| 10–20% | 27.9% (29) | 17.9% (7) | 33.8% (22) | |||
| >20% | 51.0% (53) | 56.4% (22) | 47.7% (31) |
Note:
*
Fisher’s exact test was used for cells containing <5% data.
Abbreviation: VEGFR, vascular endothelial growth factor receptor.