2019

Sample size for multinomial logistic regression

de Jong VMT, Eijkemans MJC, van Calster B et al. Sample size considerations and predictive performance of multinomial logistic prediction models. Stat Med. 2019 (Open Access).

"In most cases, the calibration and overall predictive performance of the multinomial prediction model is improved by using penalized maximum likelihood regression"

Graphics for uncertainty

Bowman A. Graphics for uncertainty. Journal of the Royal Statistical Society: Series A (Statistics in Society) (Open Access). 2019;182:403-418.

Density strips and other tools to graph uncertainty.

Inappropriate conclusions on body mass index

Flegal KM, Ioannidis JPA, Doehner W. Flawed methods and inappropriate conclusions for health policy on overweight and obesity: the Global BMI Mortality Collaboration meta-analysis. Journal of Cachexia, Sarcopenia and Muscle. 2019 (Open Access).

"The fl
awed conclusion that overweight is uniformly associated with substantially increased risk of death and thus should be combated in any circumstances may lead not only to unjustified treatment efforts and potential harm in a wide range of clinical conditions but also to a tremendous waste of resources"