Foreign Language Enjoyment Scale Shows Variable Reliability Across Contexts
A meta-analysis of 192 datasets finds that while the Foreign Language Enjoyment scale has high average reliability, its consistency varies ...
Tag: sample size
Targeted Lung Adenocarcinoma Sequencing Reaches Prognostic Gene Discovery Plateau at 700 Samples
In targeted sequencing of non–small cell lung cancer, prognostic gene discovery increases linearly with cohort size before reaching a plateau ...
Cross-Validation Exposes Inflated Effect Size Estimates in Brain Association Studies
A neuroimaging study demonstrates that cross-validation reveals substantially inflated effect size estimates in small-sample brain-wide association analyses.
Clinical Prediction Stability Depends on Algorithms and Tuning Beyond Sample Size
An empirical study reveals that clinical prediction model stability depends not only on sample size but also on algorithm selection ...
Sample Size Formula Targets Precise and Fair Predictions in Clinical Models with Continuous Outcomes
A new Fisher's information-based method calculates the sample size needed to ensure clinical prediction models with continuous outcomes deliver precise, ...
NIPT for Sickle Cell Screening Would Need Hundreds of Thousands of Pregnancies, Model Finds
A decision tree model estimates that a rigorous accuracy study of NIPT for sickle cell screening in England would require ...
Digital mobility metrics track Parkinson decline but offer no sample-size edge
A large observational study found that lower-back sensor measures of real-world walking declined over 24 months in Parkinson disease and ...
Efficacy of statistical and design interventions for improving reproducibility in biomedical research
A registered-report simulation study found that statistical and design interventions for improving biomedical research reproducibility had mixed and measure-dependent effects.
New Tool Reveals Where Ecological Models Break Down in Unfamiliar Climates
Researchers have expanded the mobility oriented parity metric to reveal exactly which environmental variables drive extrapolation risk when ecological niche ...
Pregnancy Drug Safety Studies Show Wide Outcome Variation, Review Finds
A systematic review of regulator-mandated pregnancy safety studies finds no single outcome measured across all 30 studies, prompting calls for ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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