Table 1 Subject characteristics
From: Respiratory symptoms, sleep-disordered breathing and biomarkers in nocturnal gastroesophageal reflux
No nGER (n = 42) | nGER (n = 48) | p-value | |
|---|---|---|---|
Age (mean ± SD) | 56.4 ± 7.0 | 55.8 ± 6.7 | 0.70 |
Female gender | 48 % | 46 % | 0.87 |
BMI (median (IQR)) | 25.9 (24.5–29.7) | 28.1 (26.4–31.0) | 0.07 |
Arterial hypertension | 31 % | 35 % | 0.65 |
Diabetes | 2.4 % | 4.2 % | 0.55 |
Ischaemic heart disease | 2.4 % | 4.2 % | 0.55 |
Heart failure | 0 | 2.1 % | 0.53 |
Stroke | 2.4 % | 4.2 % | 0.55 |
Smoking status: | |||
- Non-smoker | 45 % | 33 % | ref. |
- Former smoker | 45 % | 46 % | 0.49 |
- Current smoker | 10 % | 21 % | 0.10 |
Current asthma | 7.1 % | 27.1 % | 0.01 |
- On any asthma medication | 7.1 % | 12.5 % | 0.49 |
Regular use of PPI | 0 | 29 % | <0.01 |