Sam Leighton
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samleighton.bsky.social
Sam Leighton
@samleighton.bsky.social
Academic psychiatrist
Dynamic prediction with prediction of counterfactuals for individualised decisions. Really cool.
jama.com JAMA @jama.com · Sep 15
Among preterm infants with severe thrombocytopenia, this modeling study found substantial variation among individuals in predicted benefits and harms of prophylactic platelet transfusion based on their current clinical characteristics.

ja.ma/3KmMupS
September 16, 2025 at 8:58 AM
Reposted by Sam Leighton
A fantastic teaching example of a predictor being misinterpreted as having a causal effect.

#CausalSky #EpiSky
First week 'critical' to avoid children missing school later, parents told
Data suggests more than half of children who miss a day at the start of term become persistently absent.
www.bbc.com
August 31, 2025 at 10:08 AM
New causal prediction feasibility study preprint with I Lam Leong, @dmachlanski.bsky.social @benjaminperry.bsky.social @stsaftaris.bsky.social Fani Deligianni, Stephen M Lawrie and @rajkd.bsky.social
Check out our new preprint: Antipsychotic-induced weight gain in psychosis – a causal mediation analysis and feasibility study of casual actionable prediction model development using counterfactuals to target obesity osf.io/preprints/ps... #CausalSky
OSF
osf.io
May 21, 2025 at 4:09 PM
Check out our new preprint: Antipsychotic-induced weight gain in psychosis – a causal mediation analysis and feasibility study of casual actionable prediction model development using counterfactuals to target obesity osf.io/preprints/ps... #CausalSky
OSF
osf.io
May 21, 2025 at 4:08 PM
Reposted by Sam Leighton
Check out the new preprint with @rajkd.bsky.social @stsaftaris.bsky.social and Fani Deligianni
A fallacy at the heart of precision medicine - are current clinical prediction models actionable? osf.io/preprints/ps... #CausalSky
OSF
osf.io
February 24, 2025 at 5:21 PM
Check out the new preprint with @rajkd.bsky.social @stsaftaris.bsky.social and Fani Deligianni
A fallacy at the heart of precision medicine - are current clinical prediction models actionable? osf.io/preprints/ps... #CausalSky
OSF
osf.io
February 24, 2025 at 5:21 PM
Reposted by Sam Leighton
NEW PAPER in @bmj.com where we discuss the rationale, challenges, and approaches to providing uncertainty
of risk estimates from clinical prediction models

www.bmj.com/content/388/...

#StatsSky #MLSky #EpiSky #AI #machinelearning
February 14, 2025 at 7:50 AM