The prevalence and consequences of malnutrition risk in elderly Albanian intensive care unit patients

Figures & data

Table 1 Comparison of the characteristics of ICU patients divided into groups according to the age-group (older age and non- older age)

Characteristics	<65 years old	≥65 years old
Number of patients (%)	504 (52.3%)	459 (47.7%)
Age*	48.45±12.07	74.41±5.93
Sex
Female	226 (44.85%)	189 (41.18%)
Male	278 (55.15%)	270 (58.82%)
Type of patients
Medical	173 (34.33%)	96 (20.92%)
Surgical*	331 (65.67%)	363 (79.08%)
Prevalence of preexisting conditions	116 (23.01%)	127 (27.66%)
APACHE II score*	15.49±4.91	19.02±5.56
APACHE II score ≥15*	252 (50%)	358 (77.99%)
Emergency admission	154 (30.55%)	149 (32.46%)
Malnutrition risk*	276 (54.7%)	327 (71.24%)
ICU LOS (days)*	7.74±6.09	10.56±9.65
MV LOS (days)*	1.66±3.83	2.53±4.59
ICU-acquired infection*	151 (29.9%)	169 (36.8%)
Organ failure during stay in the ICU*	101 (20.04%)	164 (35.73%)
Complications*	255 (50.59%)	263 (57.29%)
Died in the ICU*	118 (23.4%)	196 (42.7%)

Notes:

* P-value <0.05. Data are expressed as mean ± SD, or number (%) of patients.

Abbreviations: ICU, intensive care unit; ICU LOS, intensive care unit length of stay; MV LOS, mechanical ventilation length of stay; APACHE II, Acute Physiological Chronic Health Evaluation II.

Table 2 Logistic regression for the risk of malnutrition according to the age-group of patients, using the age-group aged 18–64 years as a reference group

Age of patients	OR	95% CI	P-value
18–64 years	Ref	–	–
65–74 years	1.43	1.04–1.95	0.02
75–84 years	3.07	2.08–4.54	<0.0001
≥85 years	9.08	2.11–39.05	0.003

Abbreviations: Ref, reference; OR, odds ratio; CI, confidence interval.

Table 3 Results of multivariate analysis for significant risk factors for ICU mortality in the group of patients aged ≥65 years old

Risk factors	OR	95% CI	P-value
Malnutrition risk	2.68	1.72–4.18	<0.0001
Age of patients	1.12	1.08–1.16	<0.0001
APACHE II score ≥15	2.77	1.69–4.57	<0.0001
ICU LOS >14 days	1.80	1.13–2.87	0.01
Presence of ICU-acquired infection	1.97	1.34–2.90	0.0005
Presence of organ failure during ICU stay	4.95	3.28–7.46	<0.0001
Complications	3.35	2.24–4.99	<0.0001
Days on mechanical ventilation	1.05	1.01–1.10	0.006

Abbreviations: OR, odds ratio; CI, confidence interval; ICU, intensive care unit; APACHE II, Acute Physiological Chronic Health Evaluation II; ICU LOS, intensive care unit length of stay.