Table 3.

Multivariable analysis for independent risk factors for delirium after rib fractures

	Coefficient	SE	Odds ratio (95% Confidence interval)	p-value
Age	0.0639	0.0294	1.07 (1.01–1.13)	0.030
KATZ – ADL	−0.2462	0.1242	0.78 (0.61–1.00)	0.048
SNAQ – RC	0.4272	0.1760	1.53 (1.09–2.16)	0.015
History of delirium	0.8688	0.5663	2.38 (0.79–7.23)	0.12
Unplanned ICU admission	0.8278	0.5158	2.29 (0.83–6.29)	0.11
Urinary catheter	2.1440	0.4991	8.53 (3.21–22.7)	< 0.001
Age x KATZ-ADL interaction	0.0276	0.0146	1.03 (1.00–1.06)	0.059

Significance of model: chi-square = 58.661; df = 7; p < 0.001