TABLE 1

Demographic and clinical data

OSAControlsp-value
Subjects9250
Age years57.17±11.8251.00±11.68ns
BMI30.90±5.8730.78±1.93ns
ESS10.73±6.035.67±2.29<0.05
Hypertension50/92 (54%)26/50 (52%)ns
Hyperlipidaemia18/92 (19%)10/50 (20%)ns
Polygraphic data
 AHI46.34±23.114.02±0.39<0.001
 ODI41.19±24.253.89±0.83<0.001
 Mean SaO290.07±14.0194.91±1.03<0.001
 Minimum SaO275.31±2.7790.32±2.11<0.001
 T<9013.23±11.880.19±0.24<0.001
PASE test
Global score83.9±35.4186.38±35.86ns
  • Data are presented as mean±sd, unless otherwise indicated. OSA: obstructive sleep apnoea; BMI: body mass index; ESS: Epworth Sleepiness Scale; AHI: apnoea–hypopnea index; ODI: oxygen desaturation index; SaO2: arterial oxygen saturation; T<90: per cent time spent with SaO2 <90%; PASE: Physical Activity Score for the Elderly; ns: not significant.