Correction to: Trials 21, 386 (2020)
http://orcid.org/10.1186/s13063-020-04306-1
Following publication of the original article [1], we were notified that Eq. (1) is wrong and needs replacing. Eq. 1 should have been written:
This has divided the sum into its two component parts and replaced the symbol C in the previous version with C1 and C0.
Instead of: , the definition of C1 and C0 is given by: for j=0,1.
In addition, in Eq. (2) and at multiple instances after, γ/N needs to be replaced by γN (there should not be a division symbol).
Reference
Watson, et al. Graphing and reporting heterogeneous treatment effects through reference classes. Trials. 2020;21:386. https://doi.org/10.1186/s13063-020-04306-1.
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Watson, J.A., Holmes, C.C. Correction to: Graphing and reporting heterogeneous treatment effects through reference classes. Trials 21, 865 (2020). https://doi.org/10.1186/s13063-020-04782-5
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DOI: https://doi.org/10.1186/s13063-020-04782-5