Lithium and motor vehicle crashesBMJ 2004; 328 doi: https://doi.org/10.1136/bmj.328.7444.896 (Published 08 April 2004) Cite this as: BMJ 2004;328:896
- Samy Suissa, director (Samy.email@example.com),
- Mahyar Etminan, pharmacoepidemiology fellow,
- Brenda Hemmelgarn, assistant professor
- Division of Clinical Epidemiology, Royal Victoria Hospital, McGill University Health Centre, 687 Pine Ave, West Montreal, Quebec, Canada H3A 1A1
- Departments of Medicine and Community Health Sciences, University of Calgary, Calgary, Alberta, Canada
EDITOR—Dening thinks that the increase in the risk of crashes observed in our study may be due to the disease (bipolar disorder) itself and not lithium, hence confounding by indication. We acknowledged this possibility in our paper.
Although our data did not allow identification of subjects with bipolar disorder, another approach …