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Characteristics of the Simple FRAIL Questionnaire.
| Screening tool | Measurement method | Criteria for frailty |
| Simple FRAIL Questionnaire | 1. Fatigue: are you fatigued? | Frail: ≥3 |
| 2. Resistance: cannot walk up 1 flight of stairs? | Pre-frail: 1or 2 | |
| 3. Aerobic: cannot walk 1 block? | ||
| 4. Illness: do you have more than 5 illness? | ||
| 5. Loss of weight: have you lost more than 5% of your weight in the past 6 months? |
