Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page


My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2021 1
2022 2
2023 3
2024 1

Text availability

Article attribute

Article type

Publication date

Search Results

6 results

Results by year

Filters applied: . Clear all
Page 1
Improving the Estimation of Subgroup Effects for Clinical Trial Participants with Multimorbidity by Incorporating Drug Class-Level Information in Bayesian Hierarchical Models: A Simulation Study.
Hannigan LJ, Phillippo DM, Hanlon P, Moss L, Butterly EW, Hawkins N, Dias S, Welton NJ, McAllister DA. Hannigan LJ, et al. Among authors: butterly ew. Med Decis Making. 2022 Feb;42(2):228-240. doi: 10.1177/0272989X211029556. Epub 2021 Aug 18. Med Decis Making. 2022. PMID: 34407672 Free PMC article.
Comorbidity and health-related quality of life in people with a chronic medical condition in randomised clinical trials: An individual participant data meta-analysis.
Butterly EW, Hanlon P, Shah ASV, Hannigan LJ, McIntosh E, Lewsey J, Wild SH, Guthrie B, Mair FS, Kent DM, Dias S, Welton NJ, McAllister DA. Butterly EW, et al. PLoS Med. 2023 Jan 17;20(1):e1004154. doi: 10.1371/journal.pmed.1004154. eCollection 2023 Jan. PLoS Med. 2023. PMID: 36649256 Free PMC article.
Participant characteristics and exclusion from phase 3/4 industry funded trials of chronic medical conditions: meta-analysis of individual participant level data.
Lees J, Crowther J, Hanlon P, Butterly EW, Wild SH, Mair F, Guthrie B, Gillies K, Dias S, Welton NJ, Katikireddi SV, McAllister DA. Lees J, et al. Among authors: butterly ew. BMJ Med. 2024 May 3;3(1):e000732. doi: 10.1136/bmjmed-2023-000732. eCollection 2024. BMJ Med. 2024. PMID: 38737200 Free PMC article.