Table 3.

Concordance between the frailty assessments.

	Robust/prefrail/frail		Frail /not-Frail		Robust/not Robust
	Kappa	p	Kappa	p	Kappa	p
Clinician’s assessment & FFP	0.66	<0.001	0.84	<0.001	0.60	<0.001
Clinician’s assessment &Modified FFP	0.51	<0.001	0.73	<0.001	0.51	<0.001
FFP & Modified FFP	0.70	<0.001	0.84	<0.001	0.68	<0.001
Inter-rater	0.67	<0.001	0.46	0.006	0.87	<0.001
Intra-rater	0.74	<0.001	0.78	<0.001	0.72	<0.001