Anaemia is highly prevalent among unselected internal medicine inpatients and is associated with increased mortality, earlier readmission and more prolonged hospital stay: an observational retrospective cohort study

Background:  Anaemia is associated with adverse outcomes in elderly community‐dwelling individuals, but this problem is less well characterised in the inpatient setting. Aims:  To determine the prevalence of anaemia and its associations in a well‐defined cohort of internal medicine inpatients. Metho...

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Bibliographic Details
Published in:Internal medicine journal 2012-06, Vol.42 (6), p.683-691
Main Authors: Nathavitharana, R. L., Murray, J. A., D'Sousa, N., Sheehan, T., Frampton, C. M., Baker, B. W.
Format: Article
Language:English
Subjects:
Adolescent
Adult
Aged
Aged, 80 and over
anaemia
Anemia - epidemiology
Female
hospital readmission
Humans
inpatient
Kaplan-Meier Estimate
Length of Stay
Male
Middle Aged
Mortality
New Zealand
Patient Readmission - statistics & numerical data
Retrospective Studies
Young Adult
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Summary:Background:  Anaemia is associated with adverse outcomes in elderly community‐dwelling individuals, but this problem is less well characterised in the inpatient setting. Aims:  To determine the prevalence of anaemia and its associations in a well‐defined cohort of internal medicine inpatients. Methods:  A retrospective cohort study of non‐elective admissions under internal medicine at Palmerston North Hospital, New Zealand, was conducted for 4 months of 2008 with outcome analysis on 1 March 2010. Results:  At admission, 497 of 1491 (33.3%) patients were anaemic by World Health Organization criteria (haemoglobin
ISSN:1444-0903
1445-5994
DOI:10.1111/j.1445-5994.2011.02566.x