Table 1.

Tests administered in the FrAILT study.

Test	Self-reported or performance-based	Unit of measure	Description of the test
Gait speed3	Performance-based	Meters/second	Subjects were asked to walk eight feet as quickly as they could. Patients unable to walk at all (i.e., wheelchair bound) were assigned a gait speed of 0.01 meters/second.
Grip strength3	Performance-based	Kilogram	This was measured in each subject’s dominant hand using a hand dynamometer (Jamar Hydraulic hand dynanometer). We averaged three trials.
Chair stands4	Performance-based	Number of chair stands per second	Number of chair stands completed in 30 seconds
Balance4	Performance-based	Seconds	Ability to balance in 3 positions (feet placed side-to-side, semi-tandem, and tandem) for 10 seconds each.
Unintentional weight loss3	Self-report	0 = no 1= yes	Self-reported unintentional weight loss of ≥10 pounds in the last year.
Exhaustion3	Self-report	0 = no 1 = yes	Identified by two self-reported questions from the Center for Epidmiologic Studies-Depression scale, as originally used in the Fried Frailty Index.3
Physical activity3	Self-report	Kilocalories per week	The number of kilocalories expended per week is assessed using the self-reported Minnesota Leisure Time Activity Scale.
Activities of Daily Living32	Self-report	Maximum 6 activities	Ability to perform basic activities of self-care without assistance (e.g., dressing, bathing, toileting)
Instrumental Activities of Daily Living33	Self-report	Maximum 8 activities	Ability to perform activities to live within society without assistance (e.g., shopping, preparing meals, administering medications, laundry)