Table 1 Comparing our model for estimating frailty with the previous common and accepted model by Morley et al.
From: Estimated frailty prevalence among Israeli elderly – results from a cross sectional national survey
Morley 5 frail scale model [17] | Our frailty model | |||
|---|---|---|---|---|
Component number | Criterion | Definition | Criterion used instead1 | Definition |
1 | Aerobic | Cannot walk 1 block | Physical inactivity | Non- engagement of any intentional physical activity in the past year |
2 | Illnesses | > 5 diagnosed illnesses | Co-morbidity | ≥ 4 diagnosed morbidities 2 |
3 | Loss of weight | > 5% of the original weight in the past 6 months | Spontaneous weight loss | > 3 kg of the original weight in the past 1 year |
4 | Resistance | Question: “Cannot walk up 1 flight of stairs?” | Estimation of sarcopenia1 | Low appendicular mass using mid arm and calf circumferences3 |
5 | Fatigue | Question: “Are you fatigued?” | Low subjective health perception1 | Self-assessment of personal health as same or worse compared to the previous year |
Defining robust | No positive scores | Defining robust | No positive scores | |
Defining pre-frail | 1–2 positive scores | Defining pre-frail | 1–2 positive scores | |
Defining frail | 3 or greater positive scores | Defining frail | 3 or greater positive scores | |