Table 3.

Patient-level predictors of 30-day readmission (Model 1: fixed effects only).

Predictor	aOR	95% CI	p-Value
Age (per year)	1.02	0.99–1.05	0.188
Sex (Female vs. Male)	0.89	0.62–1.29	0.539
Charlson Index (per point)	1.32	1.19–1.47	< 0.001*
Prev. Hosp. (per admission)	1.28	1.13–1.45	< 0.001*
Length of Stay (per day)	1.05	1.01–1.09	0.011*
Cognitive Impairment (Yes)	1.81	1.20–2.73	0.005*
Functional Status (per point)	0.99	0.98–1.00	0.115

aOR Adjusted Odds Ratio; CI Confidence Interval. Model 1 is a standard logistic regression.

*Indicates statistical significance at p < 0.05.