Longitudinal data analysis is an essential statistical approach for studying phenomena observed repeatedly over time, allowing researchers to explore both within-subject and between-subject variations ...

The mental health workforce is burning out, and it’s not from doing therapy. And despite increasing awareness of the issue, alarming data — such as the APA’s 2023 Practitioner Pulse Survey, which ...

Contrary to popular belief, the prime of life isn't about youthful freedom but a later-life shift in perspective. Decades of ...

A geriatric oncology example shows how different analytic choices for longitudinal patient-reported outcomes can shift ...

New research quantified the association between loneliness and dementia by analyzing data from more than 600,000 people around the world. The meta-analysis of 21 longitudinal studies showed that ...

The Methodology Center at Purdue’s Summer Institute on Longitudinal Data Analysis Institute will be held July 12th – July 17th, 2026. Read below for more information on the MCAP Summer Institute. We ...

Physical abilities fade as we age, but many of us like to think that won't be an issue until we're well into our golden years ...

Suggested Citation: "Appendix B: SMP Section Summaries." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements ...

February 3, 2026 expert reaction to study looking at physical fitness of transgender and cisgender women . A study published in the British Journal of Sports Medicine looks at the ...