Table 1

Diagnostic categories and demographics

DiagnosisNo of patients (%)Age (years)Gender (M/F)BMI (kg)
N+C25 (19.6)31±118/1729±5
N−C41 (32.3)34±926/1527±5
IHL21 (16.5)34±115/1628±8
BIISS20 (15.7)44±128/1230±8
PLMD20 (15.7)51±1810/1029±6
p Value*<0.0010.020.1
  • *One-way ANOVA.

  • BIISS, behaviourally induced inadequate sleep syndrome; BMI, body mass index; IHL, idiopathic hypersomnia with long sleep time; N+C, narcolepsy with cataplexy; N−C, narcolepsy without cataplexy; PLMD, periodic limb movement disorder.