Table 1.

Patient (n = 76) and tumor characteristics

CharacteristicsValues
* Not known in six patients.
† Not known in four patients.
NHL = non-Hodgkin’s lymphoma.
Age, y, median (range)60 (25–84)
Sex, n (%)*
    Men33 (47)
    Women37 (53)
Tumor sites, n (%)
    Brain focal46 (64)
    Brain multifocal21 (29)
    Meningeal4 (6)
    Spinal1 (1)
Pathologic examination, n (%)
    High grade B-NHL30 (39)
    Diffuse large cell B-NHL25 (33)
    Centroblastic B-NHL5 (7)
    Burkitt-like B-NHL1 (1)
    Immunoblastic B-NHL1 (1)
    Pleomorphe B-NHL3 (4)
    Low grade B-NHL4 (5)
    Primary leptomeningeal1 (1)
    Not specified B-NHL5 (7)
    High-grade T-NHL1 (1)