Onyi Arah, MD, DSc, PhD
@oacarah.bsky.social
Professor Practical Causal Inference Lab Co-Director **Views are mine** #Epidemiology #EpiSky #CausalInference #CausalSky #PublicHealth #StatsSky #Stats #Medsky
arXiv📈🤖 Proximal Identification and Estimation in Front-Door Causal Structures with Unobserved Confounding of the Mediator By Guo, Wen, Shpitser
#Machinelearning-based #heterogeneoustreatmenteffect (HTE) estimation and discovery have recently received substantial attention. Meta-learner frameworks and causal forests have been widely used in estimating the conditional average treatment effect (CATE). academic.oup.com/ije/article/...
Estimating and discovering heterogeneous treatment effects using machine learning in epidemiological studies: a practical guide
Abstract. Machine learning-based heterogeneous treatment effect (HTE) estimation and discovery have recently received substantial attention in the healthca
academic.oup.com
FOR THE FIRST TIME IN 53 YEARS, THE KNICKS ARE NBA CHAMPIONS 🏆 New York defeats San Antonio 4-1 in the NBA Finals, capturing their third championship in franchise history!
The dishonest politics of #globalhealth - The Lancet www.thelancet.com/journals/lan...
Offline: The dishonest politics of global health
The latest outbreak of Ebola in DR Congo loomed over proceedings at the World Health Assembly (WHA) last week. The first case: April 24. A Public Health Emergency of International Concern (PHEIC): May...
thelancet.com
A study of 750 Ebola survivors in the DRC found close to 90% had long-term symptoms despite receiving treatments such as monoclonal antibodies. Symptoms persisted for >3 years The public health response always seems to focus on death as the only bad outcome academic.oup.com/ofid/article...
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WHO@who.int · 3mo agoUnder the IHR (2005), @drtedros.who.int, the Director General of WHO, having consulted the States Parties where the event is occurring, has determined that the Ebola disease caused by Bundibugyo virus in DRC & Uganda constitutes a public health emergency of international concern bit.ly/3P4ZDac
academic.oup.com/ije/article-... #causalinference #causalsky #episky #statssky
What makes a study design quasi-experimental? The case of difference-in-differences
Study designs classified as quasi- or natural experiments are typically accorded more face validity than observational study designs more broadly. Differen
academic.oup.com
Privacy & Security Throughout the Health Data Life Cycle: From Primary Care to Research Networks www.annualreviews.org/content/jour... #healthcare #bioinformatics #data #privacy #security
Privacy and Security Throughout the Health Data Life Cycle: From Primary Care to Research Networks
Health data are increasingly generated, shared, and analyzed across an ever-growing collection of settings. While these developments enable new forms of biomedical discovery and clinical decision supp...
annualreviews.org
www.tandfonline.com/doi/full/10.... #causalsky #causalinference #StatsSky
Theory for Identification and Inference with Synthetic Controls: A Proximal Causal Inference Framework
Synthetic control (SC) methods are commonly used to estimate the treatment effect on a single treated unit in panel data settings. An SC is a weighted average of control units built to match the tr...
tandfonline.com
www.tandfonline.com/doi/full/10.... #CausalSky #causalinference #statssky
Individualized Dynamic Mediation Analysis Using Latent Factor Models
Mediation analysis plays a crucial role in causal inference as it can investigate the pathways through which treatment influences outcome. Most existing mediation analysis assumes that mediation ef...
tandfonline.com
#EpiSky #CausalSky #PublicHealth Summer School with me (teaching Applied Sensitivity Analysis) and others? Check this out: sse.sph.umich.edu/courses/
Courses
sse.sph.umich.edu
academic.oup.com/ije/article/... #CleanerTransportation #EpiSky #PublicHealth #Perinatal
Tracking the perinatal health benefits of cleaner transportation
In the January 2025 issue of International Journal of Epidemiology, Hystad and colleagues [1] contribute new evidence on the perinatal health benefits of r
academic.oup.com
academic.oup.com/ije/article/... #EpiSky #COVID19 #CausalSky #causalinference
The effect of SARS-CoV-2 testing on healthcare-seeking behaviour at primary care level
AbstractBackground. Diagnostic self-testing for SARS-CoV-2 may lead to selection bias in test-negative case–control designs (TND) for COVID-19 vaccine effe
academic.oup.com
This recent RCT of an "AI stethoscope" claims the technology "shows promise" for diagnosing cardiovascular conditions. It does not. It is a textbook example of the risks of conducting unprincipled 'per protocol analyses'. Once again, peer review at a major medical journal has failed. 🧵 1/
The Lancet@thelancet.com · 5mo agoAI-enabled stethoscopes show promise for improving diagnosis of cardiovascular conditions, UK trial finds. Explore the research: spkl.io/63326AsjJ8
Excited to share our new paper in @natcomms.nature.com We synthesize causal discovery & inference approaches across traditions (regression adjustment, quasi-expts, SEMs, Granger causality, convergent cross-mapping, and more) into a unified workflow for ecologists. www.nature.com/articles/s41...
Best practices for moving from correlation to causation in ecological research - Nature Communications
Different scientific traditions offer seemingly disparate approaches to inferring causal relationships in ecological systems. This Perspective unifies the causal assumptions and methods from...
nature.com
Enjoying this powerful book #EverythingIsTB by @johngreensbluesky.bsky.social My birthday 🎁 from someone special who remembered my days as a physician in Africa Fight #Tuberculosis #PublicHealth matters!
Ten years of research within the unique DNBC Puberty Cohort has identified several prenatal and childhood biological and psychosocial factors associated with earlier puberty #EpiSky #Lifecourse #PublicHealth academic.oup.com/ije/article/...
Ten-year findings from the Puberty Cohort: a sub-cohort within the Danish National Birth Cohort
AbstractBackground. The age of puberty is declining. Earlier puberty has major implications due to associations with later physiological and psychiatric mo
academic.oup.com
"“By demanding that economics education should be more pluralist, more ethically conscientious, more historically aware, and more oriented towards the real world, Rethinking Economics has exposed the staggering deficiency in the way economists are educated..." www.theguardian.com/environment/...
Rethinking Economics, the movement changing how the subject is taught
Born of student disquiet after the 2008 crash, the group says it is reshaping economists’ education
theguardian.com
#EpiSky #CausalSky #PublicHealth Summer School with me (teaching Applied Sensitivity Analysis) and others? Check this out: sse.sph.umich.edu/courses/
Courses
sse.sph.umich.edu
No joke: I got angry hate mail today for writing an obituary of a Black woman scientist—because the person felt she did didn’t deserve the recognition. Which just makes me want to share it again: www.nature.com/articles/d41...
Gladys Mae West obituary: mathematician who pioneered GPS technology
She made key contributions to US cold-war science despite facing huge barriers as a Black woman.
nature.com
"Ethical research requires that participant safety remains central, not subordinate to hypothesis testing....Vulnerability should never be seen as an opportunity to advance research at the expense of those it claims to serve." @natureportfolio.nature.com www.nature.com/articles/d41...
Whose ethics govern global health research?
Ethical research must not exploit scarcity as an experimental variable.
nature.com
#EpiSky #Pregnancy #COVID19 #Vaccine #EHR #ClaimsData
Matt Coates@m-coates.bsky.social · 6mo agoHow well do electronic health records and health insurance claims capture COVID-19 vaccine doses in the US? And how does measurement error impact estimates of vaccine safety and effectiveness in studies using these data sources? link.springer.com/article/10.1...