Sample size determination: A practical guide for health researchers

A Althubaiti - Journal of general and family medicine, 2023‏ - Wiley Online Library
Although sample size calculations play an essential role in health research, published
research often fails to report sample size selection. This study aims to explain the …

[HTML][HTML] Wireless EEG: A survey of systems and studies

G Niso, E Romero, JT Moreau, A Araujo, LR Krol - NeuroImage, 2023‏ - Elsevier
The popular brain monitoring method of electroencephalography (EEG) has seen a surge in
commercial attention in recent years, focusing mostly on hardware miniaturization. This has …

Evaluation of a decided sample size in machine learning applications

D Rajput, WJ Wang, CC Chen - BMC bioinformatics, 2023‏ - Springer
Background An appropriate sample size is essential for obtaining a precise and reliable
outcome of a study. In machine learning (ML), studies with inadequate samples suffer from …

Reproducible brain-wide association studies require thousands of individuals

S Marek, B Tervo-Clemmens, FJ Calabro, DF Montez… - Nature, 2022‏ - nature.com
Magnetic resonance imaging (MRI) has transformed our understanding of the human brain
through well-replicated map** of abilities to specific structures (for example, lesion …

[HTML][HTML] Improving the study of brain-behavior relationships by revisiting basic assumptions

C Westlin, JE Theriault, Y Katsumi… - Trends in cognitive …, 2023‏ - cell.com
Neuroimaging research has been at the forefront of concerns regarding the failure of
experimental findings to replicate. In the study of brain-behavior relationships, past failures …

Investigating the replicability of preclinical cancer biology

TM Errington, M Mathur, CK Soderberg, A Denis… - elife, 2021‏ - elifesciences.org
Replicability is an important feature of scientific research, but aspects of contemporary
research culture, such as an emphasis on novelty, can make replicability seem less …

Sample size justification

D Lakens - Collabra: psychology, 2022‏ - online.ucpress.edu
An important step when designing an empirical study is to justify the sample size that will be
collected. The key aim of a sample size justification for such studies is to explain how the …

Linking interindividual variability in brain structure to behaviour

S Genon, SB Eickhoff, S Kharabian - Nature Reviews Neuroscience, 2022‏ - nature.com
What are the brain structural correlates of interindividual differences in behaviour? More
than a decade ago, advances in structural MRI opened promising new avenues to address …

How many participants do I need to test an interaction? Conducting an appropriate power analysis and achieving sufficient power to detect an interaction

N Sommet, DL Weissman… - Advances in Methods …, 2023‏ - journals.sagepub.com
Power analysis for first-order interactions poses two challenges:(a) Conducting an
appropriate power analysis is difficult because the typical expected effect size of an …

Replicability, robustness, and reproducibility in psychological science

BA Nosek, TE Hardwicke, H Moshontz… - Annual review of …, 2022‏ - annualreviews.org
Replication—an important, uncommon, and misunderstood practice—is gaining
appreciation in psychology. Achieving replicability is important for making research …