This section provides an overview of a likelihood-based approach to general linear mixed models. This approach simplifies and unifies many common statistical analyses, including those involving ...

Non-Gaussian outcomes are often modeled using members of the so-called exponential family. Notorious members are the Bernoulli model for binary data, leading to logistic regression, and the Poisson ...

Nonlinear mixed effects models (NLMMs) and self-modeling nonlinear regression (SEMOR) models are often used to fit repeated measures data. They use a common function shared by all subjects to model ...

The following data are from Pothoff and Roy (1964) and consist of growth measurements for 11 girls and 16 boys at ages 8, 10, 12, and 14. Some of the observations are suspect (for example, the third ...

Upadacitinib and secukinumab for PsA offers comparable improvements in skin and joint symptoms, but adalimumab offers superior pain relief.

Background: Soccer heading has been proposed as a potential cause of cerebral dysfunction. Objective: To examine the acute effects of two types of soccer heading on postural control. Methods: ...