Table 4 Functional assessment tests

Short Physical Performance Battery (SPPB) (Guralnik et al., 1994)^a

Lower extremity function: static balance, gait speed and getting in and out of a chair

Side-by-side, semi-tandem and tandem stands (10 s); 4 m walk test at comfortable speed and 5 quickly sit to stand from a chair without upper extremity assistance

Senior Fitness Test (Rikli & Jones, 2007)^a

Upper and lower extremity strength and flexibility, static and dynamic balance and aerobic capacity

Chair-stands in 30 s; 6-min walking test; arm curl test (30 s); chair sit and reach; back scratch and 8 Foot Up and Go test

Instrumented Timed Up and Go test (BTS Biomedical G-WALK) (Mathias et al., 1986)^a

Dynamic balance

Get up from a chair, walk 3 m at a normal pace, turn and walk back to sit down again

Instrumented walking speed (BTS Biomedical G-WALK) (Bohannon et al., 1996)^a

Standard gait parameters: speed, step frequency, cadence

Walk for 4 and 9 m at comfortable speed

Bilateral handgrip strength test (Jamar dynamometer) (Fess, 1992)^a

Hand grip strength

Squeeze the dynamometer with maximum isometric effort for about 5s

Berg balance test (Berg et al., 1992)^a

Postural stability

Performance of 14 functional tasks

Accelerometry [Actigraph GT3X model (Actigraph LLC, Pensacola, FL, USA)] (Freedson et al., 1988)^a

Active and sedentary periods during everyday life

7 days period quantification of the number of steps performed per day and minutes completed at light, moderate or vigorous intensity