Appendix Table 2.

Final predictors for 30-day all-cause mortality

Parameter/Predictor	β-coefficient	SE	p value
Intercept	−5.841	0.238	<.0001
Age	0.019	0.003	<.0001
Gender (reference: women)
Men	0.323	0.040	<.0001
Race/Ethnicity (reference: Non-Hispanic white)
Non-Hispanic black	−0.435	0.074	<.0001
Hispanic	−0.452	0.124	0.0003
Non-Hispanic other	−0.178	0.152	0.24
Unknown	−0.017	0.118	0.89
Marital status (reference: Married)
Widowed	−0.062	0.044	0.16
Separated/divorced	−0.213	0.078	0.007
Never married	−0.103	0.078	0.19
Unknown	0.145	0.131	0.27
Charlson index (log-transformed)	0.321	0.035	<.0001
Length of index hospital stay, days (reference: 3–4)
5–6	0.063	0.051	0.215
7–9	0.210	0.051	<.0001
10–13	0.274	0.060	<.0001
≥ 14	0.275	0.066	<.0001
Body mass index, kg/m2 (reference: 18.5 - < 25)
< 18.5	0.209	0.069	0.0026
25 - < 30	−0.205	0.045	<.0001
≥ 30	−0.505	0.051	<.0001
Unknown	0.100	0.091	0.27
Dyspnea	0.555	0.036	<.0001
Urinary incontinence (reference: continent)
Incontinent	0.258	0.043	<.0001
Not rated	0.406	0.061	<.0001
Pressure ulcers	0.291	0.043	<.0001
Depression severity (reference: none)
Mild	0.211	0.046	<.0001
Moderate	0.486	0.071	<.0001
Moderately severe	0.692	0.117	<.0001
Severe	0.781	0.211	0.0002
Unknown	1.172	0.091	<.0001
Physical limitations (reference: normal or minimal limitation)
Moderate limitation	0.510	0.062	<.0001
Physical dependency	0.931	0.069	<.0001
Cognitive function (reference: normal or minimal impairment)
Moderate impairment	0.226	0.043	<.0001
Severe impairment	0.482	0.053	<.0001