Table 2.

Items of the intervention

Items	Intervention group		Control group
	Methods	Frequency
Nutrition	Diet recommendation with/without nutritional supplementation	Throughout the trial	Routine treatment
Psychology	Psychotherapy with/without antidepressants	30 min, twice one week
Physical function	Warm-up	30–45 min, three times one week
	Walking forwards/backwards
	Knee and hip extension
	Static standing on one leg
	Toe and heel raise
	Knee lifts
	Cool-down

The intervention is not a fixed pattern, which will be performed and adjusted according to the frailty characteristics of participants assessed at baseline