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Table 1 Patient clinical characteristics

From: Evaluation of intraoperative MRI-assisted stereotactic brain tissue biopsy: a single-center experience in China

Parameter iMRI (n = 50) Control (n = 37) Fisher’s exact test P
Sex
 Male 30 (60.0%) 25 (67.6%) 0.524 0.469
 Female 20 (40.0%) 12 (32.4%)   
Age 45.3 ± 5.7 47.3 ± 7.9 − 1.372 0.174
Bleeding
 Yes 0 (0.0%) 2 (58.8%)   0.178
 No 50 (100.0%) 35 (41.2%)   
Lesion region
 Frontal lobe 20 (40.0%) 19 (51.4%) 4.411 0.492
 Temporal lobe 14 (28.0%) 4 (10.8%)   
 Parietal lobe 6 (12.0%) 6 (16.2%)   
 Insular-basal ganglia 5 (10.0%) 4 (10.8%)   
 Thalamus 3 (6.0%) 3 (8.1%)   
 Midline 2 (4.0%) 1 (2.7%)