Table 1.

Fried et al¹⁰ Criteria for the Definition of Frailty

Criteria	Methods	Cutoff
Shrinking (ie, weight loss)	Self-report of unintentional weight loss	≥10 lb or 4.5 kg over the past year
		At least 5% loss of the previous year’s body weight on examination with scales
Weakness (ie, low grip strength)	Grip strength of the dominant hand (mean of   3 serial measurements) adjusted for gender   and body mass index (BMI)	BMI—male	Cutoff, kg	BMI—female	Cutoff, kg
		≤24	≤29	≤23	≤17
		24–26	≤30	23–26	≤17.3
		26–28	≤30	26–29	≤18
		>28	≤32	>29	≤21
Exhaustion	Evaluation of 2 statements from the Center for   Epidemiological Studies-Depression scale	(a) I felt everything I did was an effort
		(b) I could not get going
		Criterion is positive if at least 1 condition was present for 3 days or more during the past week.
Slow gait speed	Timed walk over 4.57 m or 15 ft at usual pace	Height—male, cm	Cutoffs	Height—female	Cutoffs
		≤173	≥7 s (0.65 m/s)	≤159	≥7 s (0.65 m/s)
		>173	≥6 s (0.76 m/s)	>159	≥6 s (0.76 m/s)
Low-energy expenditure	Physical activities over past 2 weeks   using the Minnesota Leisure Time Activities   Questionnaire (short version)	Male		Female
	Weekly tasks are converted to equivalent kilocalories   of expenditure	≤383 kcal/week		≤270 kcal/week

One point is scored for each criterion, with a score of 3 or higher defined as frail.