Table 3 Data summary of total DNA methylation in tumor tissue and peripheral blood samples of 29 patients with various meningioma types with numerical amount and grade distribution. Median age (in years) in the histological subclasses, and female to male (F:M) ratio is also given
From: Total DNA methylation as a biomarker of DNA damage and tumor malignancy in intracranial meningiomas
Histological type | Grade | No of cases | Median age | F:M ratio | R tissue | SD R tissue | R blood | SD R blood |
|---|---|---|---|---|---|---|---|---|
Meningothelial meningioma | I | 10 | 53.0 | 9:1 | 1.58 | 0.03 | 1.60 | 0.09 |
| Â | II | 1 | 57.0 | 1:0 | 1.13 | 0.04 | 1.48 | 0.08 |
Fibrous meningioma | I | 4 | 63.75 | 2:2 | 1.61 | 0.07 | 1.63 | 0.08 |
Transitional meningioma | I | 1 | 71.0 | 1:0 | 1.48 | 0.04 | 1.56 | 0.1 |
Angiomatous meningioma | I | 5 | 61.0 | 3:2 | 1.50 | 0.02 | 1.50 | 0.12 |
Mixed meningioma | I | 1 | 69.0 | 1:0 | 1.53 | 0.06 | 1.63 | 0.12 |
| Â | II | 2 | 64.0 | 2:0 | 1.48 | 0.09 | 1.62 | 0.07 |
Atypical meningioma | II | 3 | 65.3 | 1:2 | 1.47 | 0.05 | 1.41 | 0.06 |
Anaplastic meningioma | III | 2 | 58.0 | 2:0 | 1.21 | 0.03 | 1.11 | 0.22 |