Table 3.

Logistic regression analysis for the use of adjunct and operative techniques. Opinions on the use of endoscopy and awake craniotomy vary based on practice location, professional position, and academic affiliation.

Covariate	Both resections and stereotactic biopsies		Endoscopy		Awake craniotomy
	Odds Ratio (95%-CI)	p-Value	Odds Ratio (95%-CI)	p-Value	Odds Ratio (95%-CI)	p-Value
≥10 vs. <10 years of neurosurgical practice	1.196 [0.573; 2.499]	0.6336	1.007 [0.445; 2.278]	0.9861	2.361 [0.942; 5.918]	0.0668
Academic affiliation vs. non-academic	1.155 [0.608; 2.193]	0.6599	1.886 [0.960; 3.702]	0.0654	2.145 [1.087; 4.232]	0.0278
Senior consultant/department chair vs. resident/junior consultant	1.125 [0.535; 2.366]	0.7551	0.726 [0.327; 1.609]	0.4302	0.276 [0.111; 0.685]	0.0055
Main interest neuro-Oncology: Yes vs. No	1.001 [0.479; 2.093]	0.9969	0.530 [0.213; 1.316]	0.1713	1.278 [0.586; 2.786]	0.5381
Country of Practice: West vs. Other	0.783 [0.235; 2.609]	0.6906	0.101 [0.013; 0.811]	0.0310	0.574 [0.160; 2.059]	0.3941
Country of Practice: North vs. Other	0.698 [0.175; 2.795]	0.6119	0.212 [0.022; 2.052]	0.1806	0.776 [0.164; 3.677]	0.7496
Country of Practice: South vs. Other	0.467 [0.136; 1.597]	0.2247	0.197 [0.023; 1.671]	0.1365	0.444 [0.118; 1.676]	0.2308
Country of Practice: East vs. Other	0.452 [0.100; 2.045]	0.3024	0.091 [0.009; 0.883]	0.0387	0.443 [0.087; 2.260]	0.3272