Acoustic rhinometry and video endoscopic scoring to evaluate postoperative outcomes in endonasal spreader graft surgery with septoplasty and turbinoplasty for nasal valve collapse

Table 3 Comparison of preoperative and intermediate postoperative values (paired t-test)

Variable	Mean of difference	95 % CI	Significance
INV collapse grading	0.859	0.528–1.190	<0.001
INV cross-sectional area (cm²)	0.075	0.005–0.145	0.036
NOSE	6.9	4.9–8.9	<0.001
SNOT-22	19.1	12.5–25.7	<0.001

CI confidence interval, INV internal nasal valve, NOSE nasal obstruction symptom evaluation scale, SNOT sino-nasal outcome tool

ISSN: 1916-0216