To cite predictNMB in publications use:

Parsons R, Blythe RD, Barnett AG, Cramb SM, McPhail SM (2023). “predictNMB: An R package to estimate if or when a clinical prediction model is worthwhile.” Journal of Open Source Software, 8(84), 5328. doi:10.21105/joss.05328, https://doi.org/10.21105/joss.05328.

Corresponding BibTeX entry:

  @Article{,
    title = {predictNMB: An R package to estimate if or when a clinical
      prediction model is worthwhile},
    author = {Rex Parsons and Robin D Blythe and Adrian G Barnett and
      Susanna M Cramb and Steven M McPhail},
    journal = {Journal of Open Source Software},
    publisher = {The Open Journal},
    year = {2023},
    volume = {8},
    number = {84},
    pages = {5328},
    url = {https://doi.org/10.21105/joss.05328},
    doi = {10.21105/joss.05328},
  }