Table 1. Clinical characteristics of 71 patients with NFPA.

	N	Percentage
Gender
Male	36	50.7%
Female	35	49.3%
Age
Mean	50.45±11.7
Median	52
Tumour Volume
Macro-	51	71.8%
Giant	20	28.2%
Invasive
Yes	39	54.9%
No	32	45.1%
Subtype
Null cell	49	69.0%
Gonadotroph	22	31.0%
Resection
GTR	35	49.3%
NGTR	36	50.7%

Abbreviations: Macro, macro-adenoma (1-4 cm); Giant, giant adenoma (>4cm); GTR, gross total resection; NGTR, non-gross total resection.