Fig. 2
Mean changes from baseline in frailty score, physical performance, and mental health outcomes during the 6-month study period. Legend: a: Frailty score; b: Handgrip strength; c: 10-m gait speed; d: Upper body flexibility; e: Lower body flexibility; f: Lower extremity strength; g: Geriatric Depression Scale; h: 12-Item Short Form Health Survey mental component summary. 
: Control group; 
: Exercise group; 
: Nutrition group; 
: Combination group