KD	ketogenic diet
CKD	classic ketogenic diet
LGID	low-glycemic-index diet
VLCKD	very low-calorie ketogenic diet
LCKD	low-calorie ketogenic diet
MAD	modified Atkins diet
VLCnKD	very low-calorie not ketogenic diet
LCD	low-carbohydrate diet
FM	Fat Mass
FFM	Fat-Free Mass
BMI	Body Mass Index
MIDAS	Migraine Disability Assessment
BIA	Bioelectrical Impedance Analysis
HIT-6	Headache Impact Test 6
SD	standard deviation
CI	confidence interval
NRS	Numeric Pain Rating Scale
ESS	Epworth Sleepiness Scale
PSQI	Pittsburgh Sleep Quality Index
MOH	medication-overuse headache