Table 2.

Multivariable logistic regression analysis of the AHFS⁹⁰

Variable	β	SE	OR	95% CI	p-value
Age in years	0.085	0.035	1.089	[1.015–1.167]	0.017
Female gendera	− 0.906	0.238	0.404	[0.253–0.645]	< 0.001
Dementiab	0.586	0.250	1.797	[1.101–2.934]	0.019
Living in a nursing homec	0.593	0.278	1.809	[1.048–3.122]	0.033
ASA scored					< 0.001
ASA score 3	0.836	0.337	2.308	[1.190–4.476]	0.013
ASA score 4	1.704	0.415	5.495	[2.433–12.410]	< 0.001
Hb level in mmol/l	− 0.219	0.103	0.803	[0.656–0.984]	0.034
Constant	− 8.872	3.452

β, beta-coefficient; SE, standard error; OR, odds ratio; CI, confidence interval, ASA, American Society of Anesthesiologists’ physical status classification; PMS, Parker Mobility Score; Hb, hemoglobin

Reference categories: ^amale gender, ^bno dementia, ^cnot living in a nursing home, ^dASA 1 or 2