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خرید پکیج
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Polysomnographic variables and cardiac structure of children with primary snoring and children with obstructive sleep apnea

Polysomnographic variables and cardiac structure of children with primary snoring and children with obstructive sleep apnea
  Primary snoring OSA
n
  19 28
Polysomnographic variables
AHI 0.15±0.31 18.2±21.0*
Desaturation index 1.07±1.96 13.6±17.3*
Lowest O2 saturation 93.4±2.6 73.6±19.0*
Maximum ETCO2 (mmHg) 49.5±3.6 55.3±9.1
Arousal index 9.25±3.60 16.8±11.0
Cardiac structure
Left ventricular mass index (g/ht2.7) 30.1±6.5 36.8±10.8Δ
Relative wall thickness 0.28±0.05 0.346±0.070◊
RV dimension adjusted for body surface area (cm/m) 1.43±0.45 1.52±0.52
RV dimension adjusted for height (cm/m) 1.21±0.26 1.39±0.34
Number of subjects with RV dimension above the 95th percentile, n (%) 5 (26) 14 (50)
All data are displayed as mean±standard deviation unless otherwise specified.
OSA: obstructive sleep apnea; AHI: apnea-hypopnea index; O2: oxygen; ETCO2: end-tidal carbon dioxide; ht: height in meters; RV: right ventricle.
* p value <0.001.
¶ p = 0.002 to 0.005.
Δ p = 0.012.
◊ p = 0.001.
Reprinted with permission of the American Thoracic Society. Copyright © 2017 American Thoracic Society. From: Amin RS, Kimball TR, Bean JA, et al. Left ventricular hypertrophy and abnormal ventricular geometry in children and adolescents with obstructive sleep apnea. Am J Respir Crit Care Med 2002; 165:1395-9. The American Journal of Respiratory and Critical Care Medicine is an official journal of the American Thoracic Society.
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