TableĀ 1

Baseline characteristics

Standard careNCPAP
N151152
Age (years)57.5 (7.4)58.0 (7.1)
Males, n (%)127 (84.1)123 (80.9)
Body mass index (kg/m2)32.6 (5.6)32.0 (5.4)
Waist/hip circumference ratio1.0 (0.1)1.0 (0.1)
Never smoked, n (%)57 (37.7)55 (36.2)
Ex-smoker, n (%)70 (46.6)82 (53.9)
Current smoker, n (%)24 (15.9)15 (9.9)
ODI (median, IQR)9.1 (4.6, 15.2)9.9 (3.9, 17.4)
Epworth sleepiness scale8.4 (4.1)8.5 (4.3)
Osler min (median, IQR)35 (22, 35)35 (27, 35)
Diabetes mellitus, n (%)32 (21.2)19 (12.5)
Angina pectoris, n (%)16 (10.6)7 (4.6)
Myocardial infarction, n (%)12 (7.9)8 (5.3)
Atrial fibrillation, n (%)8 (5.3)5 (3.3)
Arterial hypertension, n (%)67 (44.4)65 (42.8)
Antihypertensive medication, n (%)69 (45.7)61 (40.1)
Cholesterol-lowering medication, n (%)44 (29.1)45 (29.6)
Glucose-lowering medication, n (%)23 (15.2)15 (9.9)
Diuretics, n (%)29 (19.2)26 (17.1)
Potassium (mmol/L)4.0 (0.4)4.0 (0.4)
  • Values are mean (SD) unless otherwise stated.

  • NCPAP, Nasal Continuous Positive Airway Pressure; ODI, Oxygen Desaturation Index; OSLER, Oxford Sleep Resistance test.