Table 4. Correlation between the NOSE and SNOT-20 and nasal cavity volume changes.

	Score differences between the pre- and postoperative assessments
	NOSE		SNOT-20
	r	p-value	r	p-value
1. Inferior–middle turbinate	0.013	0.902	0.047	0.66
2. Middle–superior turbinate	0.123	0.244	0.059	0.576
3. Superior turbinate–choana	–0.108	0.306	–0.027	0.795

*P<0.05 for the test.

NOSE, Nasal Obstruction Symptoms Evaluation; SNOT-20, Sino-Nasal Outcome Test-20; r, Pearson correlation coefficient