Endoscopic endonasal pituitary adenomas surgery: the surgical experience of 178 consecutive patients and learning curve of two neurosurgeons

Table 5 Learning curve

	First stage	Second stage	P value
Number of cases	89	89	1.000
Total removal	72 (81%)	57 (64%)	0.009
Invasive adenomas	45 (51%)	63 (71%)	0.009
Endocrine remission rate of invasive functional adenomas	2/19 (11%)	10/35 (29%)	0.178
Severe complications*	5	1	0.211

Severe complications*: intracranial infection, intracranial hemorrhage, CSF rhinorrhea and hydrocephalus which required a reoperation

ISSN: 1471-2377