Table 1. Baseline data for the study population.

Outcome	Pituitary (n = 40)	Sinonasal tumour (n = 58)	p-value
Age (yrs)	50.95 ± 15.31	52.35 ± 18.51	0.70
Gender (female, %)	47.5%	52.5%	0.29
SIT 40	31.22 ± 3.72	Not performed	n/a
Nasal symptom score	2.75 ± 3.40	1.46 ± 0.11	0.01
SNOT22	1.02 ± 0.80	1.27 ± 0.89	0.16
Global nasal function	4.0 (IQR 6)	−2.0 (IQR4)	< 0.01
Sense of loss of smell or taste	0 (IQR1)	0 (IQR3)	0.02

Note: Global nasal function is scored -6 to +6, loss of smell or taste is rated 0 to 5.

Abrreviations: SIT: smell identification test; SNOT22: Sinonasal Outcome Test 22.