Stephen J.LurieMD, PhD, Senior EditorIndividualAuthor
In Reply: Dr Solowij and colleagues provide
reassurance regarding their extensive efforts to control for possible confounds.
Our similar study1 of equally long-term
cannabis users agrees with theirs in finding cognitive impairment hours to
days after discontinuing cannabis. However, our studies still disagree on
one important point: Solowij et al found increasing cognitive impairment with
increasing duration of cannabis use, whereas we did not.
Pope, Jr HG. Does Marijuana Use Cause Long-term Cognitive Deficits?—Reply. JAMA. 2002;287(20):2652–2654. doi:10.1001/jama.287.20.2652
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