Brain nodule without growth (n=87) | Brain nodule with growth (n=84) | p-value | |
Radiological features of brain nodule | |||
Location | 0.300 | ||
Cerebellum | 8 (9.2%) | 13 (15.5%) | |
Frontal lobe | 28 (32.2%) | 17 (20.2%) | |
Occipital lobe | 12 (13.8%) | 15 (17.9%) | |
Parietal lobe | 19 (21.8%) | 23 (27.4%) | |
Temporal lobe | 9 (10.3%) | 10 (11.9%) | |
Others | 11 (12.6%) | 6 (7.1%) | |
Rim enhancement | 8 (9.2%) | 34 (40.5%) | <0.001 |
Initial diameter mm | 2.5±1.4 | 4.0±2.1 | <0.001 |
MRI interval months | 6.0±6.0 | 5.5±5.4 | 0.419 |
Frequency of MRI during observed period | 2.9±1.9 | 2.5±0.8 | 0.049 |
Continuous variables are expressed as mean±sd and categorical variables are expressed as the number of patients (percentage). MRI: magnetic resonance imaging.