Table 2.

Univariable and multivariable models estimating the associations with physical function at 4 weeks on a combined Barthel (100 points) and Nottingham Extended Activities of Daily Living score (66 points)

	Univariable models				Multivariable model
	HR	95% CI		P	HR	95% CI		P
Age	− 1.3	− 2.6	0.08	0.06	− 0.6	− 1.7	0.4	0.22
Sex	− 40.2	− 92	11.5	0.12	− 12.6	− 47.7	22.6	0.46
Delirium	− 56.5	− 92.3	− 20.8	0.004	− 49.7	− 82.9	− 16.5	0.01
HDU/ICU	4.1	− 39.7	47.9	0.85	19.7	− 11.6	51.1	0.20
CFS	− 19	− 27.9	− 10.2	< 0.01	− 10.2	− 20.3	− 0.1	0.05

HR hazard ratio, CI confidence interval, HDU/ICU patients in high dependency or intensive care unit at baseline delirium assessment, CFS Clinical Frailty Scale