- Comparing ICD-9 and ICD-10: the impact on intentional and unintentional injury mortality statistics in Italy and NorwayFinn Gjertsen
Division of Mental Health, Norwegian Institute of Public Health, Oslo, Norway
Injury 44:132-8. 2013..The aim of this study was to measure how switching from ICD-9 to ICD-10 affected mortality statistics for external causes of death, i.e. intentional and unintentional injuries, in Italy and Norway...
- Changes in statistical methods affected the validity of official suicide ratesFinn Gjertsen
Department of Suicide Research and Prevention, Norwegian Institute of Public Health, Nydalen, NO Oslo, Norway
J Clin Epidemiol 64:1102-8. 2011..This study investigates whether changes in registration and coding practices influenced official suicide rates in Norway from 1988 to 2002...