Table 3 Symptoms and signs of obstructive sleep apnea and nocturnal gastroesophageal reflux
From: Respiratory symptoms, sleep-disordered breathing and biomarkers in nocturnal gastroesophageal reflux
No nGER (n = 42) | nGER (n = 48) | p-value | |
|---|---|---|---|
Self-reported symptoms: | |||
Snoring ≥3 x week | 23.8 % | 44.7 % | 0.04 |
Witnessed apneas ≥1 x week | 2.4 % | 12.5 % | 0.08 |
Daytime sleepiness | 9.8 % | 46.8 % | <0.001 |
Epworth sleepiness scale >10 | 22 % | 39 % | 0.08 |
Epworth sleepiness scale (mean ± SD) | 6.6 ± 4.0 | 8.2 ± 5.4 | 0.12 |
Polygraphy results: | |||
Moderate/severe OSA | 10.5 % | 26.2 % | 0.07 |
AHI (median (IQR)) | 1.9 (0.5–8.0) | 4.8 (1.4–16.2) | 0.03 |
Snore index (snores per hour of sleep) (median (IQR)) | 67 (32–182) | 177 (79–281) | 0.004 |
Snore groups: | 0.01 | ||
Snore index ≤ 100 | 61 % | 26 % | |
Snore index 101–250 | 24 % | 45 % | |
Snore index > 250 | 16 % | 29 % | |