Table 1.

Frailty-defining criteria.

Criteria	Measurement
Weight loss	Lost >5 kg unintentionally in prior 12 months
Exhaustion	Felt exhausted for no reason in last week (self-report)
Low physical activity	Activity scale Male: <383 kcal/week Female: <270 kcal/week
Slowness	Time >10 s to walk 10 m at usual pace
Weakness	Grip strength Male: <26 kg Female: <18 kg

Frailty: three or more criteria present.

Pre-frailty: one or two criteria present.

Robust: no criteria present.