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International Classification of Disease, Ninth Revision

Known as: ICD-9, ICD9, International Classification of Diseases, Ninth Revision 
The ninth version of the International Classification of Diseases (ICD), published by the World Health Organization in 1977.
National Institutes of Health

Papers overview

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2016
2016
Respiratory Health Conditions and Ambient Ozone: A Case-Crossover Study
Context: This research used International Classification of Diseases, 9th Revision (ICD-9) coding from 10 years of emergency… 
2011
2011
The Australian epidemic of cardiovascular mortality 1935–2005: effects of period and birth cohort
Background This study investigates the period and birth cohort effects in cardiovascular disease (CVD) mortality in Australia… 
2011
2011
Increase in motor neuron disease mortality in Spain: Temporal and geographical analysis (1990–2005)
Abstract The aim of this study was to assess the trend of motor neuron disease mortality in Spain from 1990 to 2005, and to… 
2009
2009
Hospital-acquired acute kidney injury in Israel.
BACKGROUND Acute kidney injury remains a common significant clinical problem. Yet there are scant data in Israel on the incidence… 
2009
2009
Maternal social characteristics and mortality from injuries among infants and toddlers in Estonia
Background: Injuries are a major cause of ill health among children, with a social gradient in child injuries documented in many… 
2008
2008
Ambient air pollution and daily emergency department visits for ischemic stroke in Edmonton, Canada.
OBJECTIVES In this report, we examine the associations between emergency department (ED) visits for acute ischemic stroke and… 
Review
2003
Review
2003
Liberal Use of CT Scanning Helps to Diagnose Appendicitis in Adults
Appendicitis can be difficult to diagnose as patients get older and the incidence of other intraabdominal processes increases. We… 
Review
1999
Review
1999
Preliminary report of mortality among workers compensated for work-related asthma.
BACKGROUND Although fatalities due to asthma have been reported among subjects with occupational asthma (OA) associated with re… 
1995
1995
Maternal exposure to influenza and risk of schizophrenia: a 22 year study from The Netherlands.
1995
1995
Confirmed clinical efficacy of Actovegin in elderly patients with organic brain syndrome.
A double-blind randomized clinical trial was performed comparing the therapeutic effects of Actovegin versus placebo in elderly… 
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