Correction Notice
The correction was substantive rather than only typographical. The correction was issued on 21 December 2025 after the original publication. The correction was issued on 16 December 2025. The correction was issued on 20 May 2026. The corre…
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The correction was substantive rather than only typographical. The correction was issued on 21 December 2025 after the original publication. The correction was issued on 16 December 2025. The correction was issued on 20 May 2026. The corrected article appears in BMJ Open 2026 volume 16 with article identifier e102586. The record documents a post-publication correction to a BMJ Open study on decentralised clinical trial adoption and trial duration. The correction was triggered by an included study that did not satisfy the pre-specified inclusion criteria. The authors updated every part of the paper affected by the reanalysis.