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. Author manuscript; available in PMC: 2022 Aug 1.
Published in final edited form as: Clin Pharmacol Ther. 2021 Mar 14;110(2):409–423. doi: 10.1002/cpt.2195

Figure 1. Example of antidepressant object drug episode eligible for inclusion.

Figure 1.

The focal window is comprised of precipitant-exposed person-days. The referent windows are comprised of precipitant-unexposed person-days. The presence of a referent window before and after the focal window is indicative of a bi-directional implementation of the self-controlled case series design. P-E = precipitant-exposed; P-U = precipitant-unexposed.