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Table 1 Preoperative and postoperative mean values for measured variables

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

Variable Preoperative (N = 17) Early postoperative (N = 14) Intermediate postoperative (N = 12)
Mean Range SD Mean Range SD Mean Range SD
INV collapse grading 2.23 1–3 0.67 1.37 1–2.5 0.46 1.54 1–3 0.70
INV cross-sectional area (cm2) 0.519 0.02–1.10 0.278 0.614 0.19–1.32 0.277 0.552 0.17–1.01 0.230
NOSE 14.0 10–20 3.3 5.9 2–10 2.9 7.7 0–15 4.5
SNOT-22 34.1 13–71 16.5 16.9 1–55 15.4 22.7 1–57 19.8
  1. SD standard deviation, INV internal nasal valve, NOSE nasal obstruction symptom evaluation scale, SNOT sino-nasal outcome tool
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