Funding for this research was provided by:
Janssen Research & Development, LLC
Article History
Accepted: 27 May 2021
First Online: 9 June 2021
Declarations
:
: This study was sponsored by Janssen Research & Development, LLC.
: All the authors are employees of Janssen Research & Development and own stock and stock options.
: The use of IBM MarketScan<sup>®</sup> Commercial Database was reviewed by the New England Institutional Review Board and determined to be exempt from broad institutional review board approval, as this research project did not involve human patient research.
: Not applicable.
: Not applicable.
: The code lists used for identifying first-generation antipsychotics, haloperidol, second-generation antipsychotics, and stroke are available in the protocol, which is pre-registered at and is publicly available in greater detail at . Results of the present study are publicly available through the interactive online tool at .
: The code is available at: .
: Conception and design: all authors. Collection and assembly of data: all authors but primarily CB and JW. Data analysis and interpretation: all authors but primarily CB and JW. Manuscript writing: all authors. Final approval of manuscript: all authors.