Table 1.

Characteristics of patients and lesions.

Characteristics	Pituitary adenoma (n = 83)	Rathke cleft cyst (n = 50)
Age (year), mean (range)	48.57 (18∼73)	45.19 (21∼68)
Gender
Male	39	23
Female	44	27
Tumor size (mm)
Mean ± SD	25.72 ± 9.01	21.14 ± 7.91
Range	7∼50.5	8∼38.3
Tumor location
Intrasellar	26	15
Intrasellar and suprasellar	57	35
Days between MRI and surgery (day), mean (range)	13.87 (1∼101)	15.02 (1∼68)

MRI, magnetic resonance imaging; SD, standard deviation.