Geriatric nutritional risk index and adverse medical outcomes among Egyptian patients admitted to a geriatric hospital: a prospective cohort study

Table 6 Predictors of overall mortality according to Cox proportional hazard regression

Variables in the model	B	S.E.	Sig.	AHR	95% C.I. for HR
Age	0.021	0.015	0.168	1.02	0.99 – 1.05
Hospital LOS	0.037	0.013	0.004	1.03	1.01 – 1.06
GNRI ^a
High nutritional risk	0.723	0.320	0.024	2.06	1.10 – 3.85
Low nutritional risk	0.655	0.388	0.091	1.92	0.90 – 4.11
bed sores developed in the hospital	0.598	0.322	0.064	1.81	0.96 – 3.42
HAIs	-0.081	0.277	0.770	0.922	0.53 – 1.58

Bold values indicate significant values
AHR Adjusted Hazardous Ratio, CI Confidence Interval, LOS Length of Stay, GNRI Geriatric Nutritional Risk Index, HAIs Healthcare-Associated Infections
^aGeriatric Nutritional Risk Index threshold values: <92, high risk; 92 to 98, low risk; >98, no risk (reference category)

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