GABA	gamma-aminobutyric acid
ACH	alpha-s1 casein hydrolysate
EEG	electroencephalogram
SL	sleep latency
PSQI	Pittsburgh Sleep Quality Index
ISI	Insomnia Severity Index
OSA	obstructive sleep apnea
RLS	restless leg syndrome
PLMS	periodic leg movement syndrome
BMI	body mass index
IRB	Institutional Review Board
CRIS	Clinical Research Information Service
EDS	excessive daytime sleepiness
ESS	Epworth Sleepiness Scale
FSS	Fatigue Severity Scale
BDI	Beck Depression Inventory
BAI	Beck Anxiety Inventory
TIB	time in bed
TST	total sleep time
WASO	wake after sleep onset
SE	sleep efficiency
PSG	polysomnography
EMG	electromyography
EOG	electrooculogram
ECG	electrocardiogram
AASM	American Academy of Sleep Medicine
ITT	intention to treat
SD	standard deviation
SAS	statistical analysis system
FDR	false discovery rate
NREM	non-rapid eye movement
REM	rapid eye movement
SWS	slow wave sleep
AHI	apnea-hypopnea index