Erschienen in:
01.07.2014 | Letter to the Editor
SMART Designs in Observational Studies
verfasst von:
Jeffrey F. Scherrer, Ph.D, Sumitra Balasubramanian, MS, Kenneth E. Freedland, PhD, Patrick J. Lustman, Ph.D.
Erschienen in:
Journal of General Internal Medicine
|
Ausgabe 7/2014
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Excerpt
To the Editor— We appreciate Jackson and Gagne’s
1 enthusiasm for our recent study demonstrating that chronic opioid analgesic use (OAU) is significantly associated with risk of depression.
2 We agree that utilizing medical record databases to inform clinical practice is possible. Their insights highlighted methodological challenges in studying opioid use and incident depression. …