Tables
- TABLE 1
Baseline demographics, clinical characteristics and functional respiratory imaging data of all groups
Caucasian children bA children p-value Subjects n 17 11 Age years 4.6 (1.1–12.9) 4.5 (0.8–12.8) ns Males/females n 12/5 7/4 ns Obese/nonobese n 3/14 2/9 ns BMI z-score 0.6 (−2.6–3.4) 0.3 (−3.8–3.7) ns Tonsil Brodsky score ≥3 67% 64% ns oAHI at baseline events·h−1 mean (range) 17.9 (4.6–49.0) 23.1 (7.2–48.0) ns Children with mild OSA 6% 0% ns Children with severe OSA 77% 91% ns UA volume mm3 20 470 (7643–45 368) 13 128 (3174–44 616) ns Zone 1 volume mm3 1604 (760–3145) 1937 (324–5033) ns Zone 2 volume mm3 11 075 (2022–33 141) 6174 (1323–32 963) ns Zone 3 volume mm3 1668 (382–3285) 1314 (0–2924) ns Zone 4 volume mm3 1080 (206–11 821) 594 (0–1544) 0.04 Zone 5 volume mm3 4515 (1323–6798) 3606 (1500–6780) ns Minimal cross-sectional area mm2 29 (0–46) 12 (0–53) ns Conductance 3.2 (0–8.6) 2.2 (0–8.3) ns Total upper airway obstruction 18% 27% ns Data are presented as median (interquartile range) unless otherwise stated. Zone 1: nostril to bottom of inferior turbinate; zone 2: bottom of inferior turbinate to choanae; zone 3: choanae to tip of uvula; zone 4: uvula to epiglottis; zone 5: epiglottis to the first vertebra. bA: black African; BMI: body mass index; oAHI: obstructive apnoea–hypopnoea index; OSA: obstructive sleep apnoea; UA: upper airway.
Supplementary Materials
Supplementary Material
W. De Backer ERJ-01278-2017_De_Backer
D. Loterman ERJ-01278-2017_Loterman
C. Van Holsbeke ERJ-01278-2017_Van_Holsbeke
S. Verhulst ERJ-01278-2017_Verhulst
W. Vos ERJ-01278-2017_Vos
Vol 50 Issue 4
Table of Contents
The role of ethnicity in the upper airway in a Belgian paediatric population with obstructive sleep apnoea
