Table 1. Demographic data and tumoral characteristics of the sample ( n  = 101) .

Age	Mean		Standard deviation
	54.51 y		15.22 y
Sex	Male		Female
	46 (45.55%)		55 (54.45%)
Size	Microadenoma		Macroadenoma
	11 (10.89%)		90 (89.1%)
Tumor volume	Mean		Standard deviation
	6.02 cm 3		6.06 cm 3
Knosp grades	1–2		3–4
	55 (54.45%)		46 (45.55%)
Functional status	Nonfunctioning	Prolactinoma	GH	ACTH
	76 (75.24%)	7 (6.93%)	13 (12.87%)	5 (4.95%)

Abbreviations: ACTH, adrenocorticotropic hormone; GH, growth hormone.