Table 1.

Baseline clinical characteristics of the study participants.

Characteristic	Patients with brain tumors (n = 55)	Healthy volunteers (n = 24)	P
Age (years)	47.42 ± 15.72	40.63 ± 14.42	0.074
Female	31 (56.4%)	13 (51.2%)	0.857
Tumor location
Frontal lobe	15 (27.3%)	N/A	N/A
Temporal lobe	14 (25.5%)	N/A	N/A
Occipital lobe	6 (10.9%)	N/A	N/A
Parietal lobe	3 (5.5%)	N/A	N/A
Sella region	6 (10.9%)	N/A	N/A
Cerebellum	4 (7.3%)	N/A	N/A
Brain stem	5 (9.1%)	N/A	N/A
Basal ganglia	2 (3.6%)	N/A	N/A
Tumor pathology
Glioma	22 (40.0%)	N/A	N/A
Meningioma	12 (21.8%)	N/A	N/A
Neurilemmoma	7 (12.7%)	N/A	N/A
Hypophysoma	4 (7.3%)	N/A	N/A
Hemangioma	4 (7.3%)	N/A	N/A
Germinoma	2 (3.6%)	N/A	N/A
Craniopharyngioma	2 (3.6%)	N/A	N/A
Chordoma	1 (1.8%)	N/A	N/A
Cholesteatoma	1 (1.8%)	N/A	N/A

Data are presented as mean ± standard deviation or n (%). N/A: not applicable.