Table 1—

Demographic characteristics of obstructive sleep apnoea syndrome patients with and without excessive daytime sleepiness(EDS)

EDSNo EDSp-value
Subjects n2317
Age yrs49±650±9ns
BMI kg·m−233±531±6ns
Awake Sa,O2 %96±196±1ns
ESS score17±35±2<0.0001
MSLT score min4±116±3<0.0001
  • Data are presented as mean±sd, unless otherwise stated. ns: nonsignificant; BMI: Body mass index; Sa,O2: arterial oxygen saturation; ESS: Epworth Sleepiness Scale; MSLT: multiple sleep latency test.