6MWT	6 min walk test
BMI	Body Mass Index
CCI	Charlson Comorbidity Index
GFI	Global Functionality Index
GS	Gait speed
HS	Handgrip strength
IPAQ	International Physical Activity Questionnaire
MCS	Mental Component Summary
PA	Physical Activity
PCA	Principal Component Analysis
PCS	Physical Component Summary
SPPB	Short Physical Performance Battery
10-STST	10-repetitions sit-to-stand test
TYM	Test Your Memory
WC	Waist circumference
WHO	World Health Organization