BMI	Body mass index
CI	Confidence interval
CNS	Central nervous system
DMT	Disease-modifying therapies
EDSS	Expanded Disability Status Scale
EPV	Events-per-variable
ESS	Epworth Sleepiness Scale
FSS	Fatigue Severity Scale
HAM-A	Hamilton Anxiety Rating Scale
IFN-β	Interferon-β
ISI	Insomnia Severity Index
IQR	Interquartile range
MS	Multiple sclerosis
PSQI	Pittsburgh Sleep Quality Index
RR	Risk Ratio
RRMS	Relapsing-remitting multiple sclerosis
VIFs	Variance inflation factors