Mean clerking times in the acute medical unit for patients with different levels of frailty as measured by the Clinical Frailty Scale. The Clinical Frailty Scale scores denote: 1. Very fit, 2. Well, 3. Managing well, 4. Vulnerable, 5. Mildely frail, 6. Moderateley frail, 7. Severely frail, 8. Very severely frail, 9. Terminally ill. There were no patients with a score indicating mild frailty (5) in the cohort.