Table 6.
Ki67 analysis considering a cut-off point of 3% (45), in relation to epidemiological variables, immunomarkers, imaging, histopathology, and clinical evolution.
| Variable | Ki67 | Total | p-value | |||
|---|---|---|---|---|---|---|
| ≤3% | >3% | |||||
| Sex | Female | n | 48 | 21 | 69 | 0.938 |
| Male | % | 71.6 | 72.4 | 71.9 | ||
| Male | n | 19 | 8 | 27 | ||
| % | 28.4 | 27.6 | 28.1 | |||
| Total | n | 67 | 29 | 96 | ||
| ER %cell | – | n | 65 | 27 | 92 | 0.509 |
| % | 98.5 | 96.4 | 97.9 | |||
| + | n | 1 | 1 | 2 | ||
| % | 1.5 | 3.6 | 2.1 | |||
| Total | n | 66 | 28 | 94 | ||
| PR %cell | – | n | 22 | 13 | 35 | 0.273 |
| % | 34.4 | 46.4 | 38.0 | |||
| + | n | 42 | 15 | 57 | ||
| % | 65.6 | 53.6 | 62.0 | |||
| Total | n | 64 | 28 | 92 | ||
| p53 | – | n | 4 | 3 | 7 | 0.433 |
| % | 6.1 | 10.3 | 7.4 | |||
| + | n | 62 | 26 | 88 | ||
| % | 93.9 | 89.7 | 92.6 | |||
| Total | n | 66 | 29 | 95 | ||
| AR %cell | – | n | 62 | 25 | 87 | 0.361 |
| % | 95.4 | 89.3 | 93.5 | |||
| + | n | 3 | 3 | 6 | ||
| % | 4.6 | 10.7 | 6.5 | |||
| Total | n | 65 | 28 | 93 | ||
| Size | Medium | n | 17 | 10 | 27 | 0.367 |
| % | 29.8 | 40.0 | 32.9 | |||
| Large | n | 40 | 15 | 55 | ||
| % | 70.2 | 60.0 | 67.1 | |||
| Total | n | 57 | 25 | 82 | ||
| Calcification | No | n | 62 | 24 | 86 | 0.163 |
| % | 92.5 | 82.8 | 89.6 | |||
| Yes | n | 5 | 5 | 10 | ||
| % | 7.5 | 17.2 | 10.4 | |||
| Total | n | 67 | 29 | 96 | ||
| Peritumoral edema | No | n | 49 | 19 | 68 | 0.451 |
| % | 73.1 | 65.5 | 70.8 | |||
| Yes | n | 18 | 10 | 28 | ||
| % | 26.9 | 34.5 | 29.2 | |||
| Total | n | 67 | 29 | 96 | ||
|
Recurrence/ regrowth |
No | n | 60 | 22 | 82 | 0.114 |
| % | 89.6 | 75.9 | 85.4 | |||
| Yes | n | 7 | 7 | 14 | ||
| % | 10.4 | 24.1 | 14.6 | |||
| Total | n | 67 | 29 | 96 | ||
| HLA-E %cell | – | n | 3 | 0 | 3 | HLA-E %cell |
| % | 4.8 | 0.0 | 3.3 | |||
| + | n | 59 | 28 | 87 | ||
| % | 95.2 | 100.0 | 96.7 | |||
| Total | n | 62 | 28 | 90 | Total | |
| Follow-up | Alive | n | 52 | 23 | 75 | 0.853 |
| % | 77.6 | 79.3 | 78.1 | |||
| Dead | n | 15 | 6 | 21 | ||
| % | 22.4 | 20.7 | 21.9 | |||
| Total | n | 67 | 29 | 96 | ||
| Subtypes of meningiomas | Fibrous | n | 7 | 0 | 7 | 0.005 |
| % | 11.7 | 0.0 | 8.0 | |||
| Meningothelial | n | 48 | 19 | 67 | ||
| % | 80.0 | 67.9 | 76.1 | |||
| Transitional | n | 5 | 9 | 14 | ||
Ki67, cell proliferation index by MIB-1/Ki67 monoclonal antibody; ER, estrogen receptor; PR, progesterone receptor; p53, nuclear phosphoprotein; AR, androgen receptor; HLA-E, human leukocyte antigen E. Chi-square test.