Table 2. Clinical Frailty Scale [15].

Fitness of the patient	Score
Very fit - robust, active, energetic, exercise daily	1
Well - no active disease, but less fit (exercise 1–2 times weekly)	2
Managing well - disease symptoms well controlled	3
Vulnerable - disease symptoms not completely controlled, patient, “slowed up”, but not frankly dependent	4
Mildly frail - limited dependence on others for instrumental activities of daily living	5
Moderately frail - need help for instrumental and non-instrumental activities of daily living	6
Severely frail - completely dependent on others for activities of daily living	7