Gerard J P van Breukelen
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Explore the profile of Gerard J P van Breukelen including associated specialties, affiliations and a list of published articles.
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63
Citations
1981
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Recent Articles
1.
Candel M, van Breukelen G
Psychol Methods
. 2025 Feb;
PMID: 39946627
For cluster randomized trials and individually randomized group treatment trials that compare two treatments on a continuous outcome, designs are presented that minimize the number of subjects or the amount...
2.
Laparoscopic Versus Open Hemihepatectomy: The ORANGE II PLUS Multicenter Randomized Controlled Trial
Fichtinger R, Aldrighetti L, Abu Hilal M, Troisi R, Sutcliffe R, Besselink M, et al.
J Clin Oncol
. 2024 Apr;
42(15):1799-1809.
PMID: 38640453
Purpose: To compare outcomes after laparoscopic versus open major liver resection (hemihepatectomy) mainly for primary or metastatic cancer. The primary outcome measure was time to functional recovery. Secondary outcomes included...
3.
van Breukelen G
Multivariate Behav Res
. 2023 Aug;
59(2):206-228.
PMID: 37590444
In a cluster randomized trial clusters of persons, for instance, schools or health centers, are assigned to treatments, and all persons in the same cluster get the same treatment. Although...
4.
Candel M, van Breukelen G
Am J Clin Nutr
. 2023 Jun;
117(6):1063-1085.
PMID: 37270287
Designing studies such that they have a high level of power to detect an effect or association of interest is an important tool to improve the quality and reproducibility of...
5.
van der Nest G, Passos V, Candel M, van Breukelen G
Adv Life Course Res
. 2023 Feb;
43:100323.
PMID: 36726256
The use of finite mixture modelling (FMM) is becoming increasingly popular for the analysis of longitudinal repeated measures data. FMMs assist in identifying latent classes following similar paths of temporal...
6.
Fuller T, van Breukelen G, Vlaeyen J, Cima R
Ear Hear
. 2022 Apr;
43(6):1893-1903.
PMID: 35470813
Objectives: Tinnitus is the perception of sound without an external source, affecting quality of life that can cause severe distress in approximately 1 to 3% of the population of people...
7.
Kuemmerli C, Fichtinger R, Moekotte A, Aldrighetti L, Aroori S, Besselink M, et al.
Trials
. 2022 Mar;
23(1):206.
PMID: 35264216
Background: A shift towards parenchymal-sparing liver resections in open and laparoscopic surgery emerged in the last few years. Laparoscopic liver resection is technically feasible and safe, and consensus guidelines acknowledge...
8.
Kayembe M, Jolani S, Tan F, van Breukelen G
J Biopharm Stat
. 2022 Jan;
32(5):717-739.
PMID: 35041565
The literature on dealing with missing covariates in nonrandomized studies advocates the use of sophisticated methods like multiple imputation (MI) and maximum likelihood (ML)-based approaches over simple methods. However, these...
9.
Innocenti F, Tan F, Candel M, van Breukelen G
Psychol Methods
. 2021 Aug;
28(1):89-106.
PMID: 34383531
To prevent mistakes in psychological assessment, the precision of test norms is important. This can be achieved by drawing a large normative sample and using regression-based norming. Based on that...
10.
van Breukelen G, Candel M
Biom J
. 2021 Jul;
63(7):1444-1463.
PMID: 34247406
Cluster randomized trials evaluate the effect of a treatment on persons nested within clusters, with clusters being randomly assigned to treatment. The optimal sample size at the cluster and person...