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The STRATOS initiative

@stratosinit

STRengthening Analytical Thinking for Observational Studies – providing accessible and accurate guidance in the design and analysis of observational studies

stratos-initiative.org
Joined August 2019
  • Tweets106
  • Following35
  • Followers1.3K
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Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)Photo by The STRATOS initiative (@stratosinit)
The STRATOS initiative retweeted
Georg Heinze (@Georg__Heinze) profile picture
Georg Heinze@Georg__Heinze14 Aug 2024
Happy to present this NEW PAPER of the @stratosinit on 'Regression without regrets: Initial data analysis is a prerequisite for multivariable regression' bmcmedresmethodol.biomedcent… @f2harrell @MHuebnerPhD #stratosida
Regression without regrets –initial data analysis is a prerequisite for multivariable regression

Regression without regrets –initial data analysis is a prerequisite for multivariable regression

BMC Medical Research Methodology - Statistical regression models are used for predicting outcomes based on the values of some predictor variables or for describing the association of an outcome...

link.springer.com
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The STRATOS initiative retweeted
Anne-Laure Boulesteix (@BoulesteixLaure) profile picture
Anne-Laure Boulesteix@BoulesteixLaure11 Jul 2023
Happy to be part of this huge project by TG9 of @stratosinit led by J. Rahnenführer, L McShane and @RiccardoDeBin1, with @StefanMichiels @LaraLusa and others
BMC Medicine (@BMCMedicine) profile pictureBMC Medicine@BMCMedicine16 May 2023
NEW Guideline article from Jörg Rahnenführer et al. as part of @stratosinit: Statistical analysis of high-dimensional biomedical data: an introduction to analytical goals, common approaches and challenges bmcmedicine.biomedcentral.co…
Image from BMC Medicine (@BMCMedicine)
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The STRATOS initiative retweeted
Maarten van Smeden (@MaartenvSmeden) profile picture
Maarten van Smeden@MaartenvSmeden18 May 2023
NEW PAPER Simulation study comparing elastic net vs PCA/PLS for developing clinical prediction models doi.org/10.1002/bimj.2022001…
Image from Maarten van Smeden (@MaartenvSmeden)
Image from Maarten van Smeden (@MaartenvSmeden)
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The STRATOS initiative retweeted
BMC Medicine (@BMCMedicine) profile picture
BMC Medicine@BMCMedicine16 May 2023
NEW Guideline article from Jörg Rahnenführer et al. as part of @stratosinit: Statistical analysis of high-dimensional biomedical data: an introduction to analytical goals, common approaches and challenges bmcmedicine.biomedcentral.co…
Image from BMC Medicine (@BMCMedicine)
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The STRATOS initiative retweeted
Maarten van Smeden (@MaartenvSmeden) profile picture
Maarten van Smeden@MaartenvSmeden9 May 2023
People often ask what it takes to develop a successful (clinical) prediction model Here are TEN important things to avoid
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The STRATOS initiative retweeted
Didier Brassard, PhD (@didier_dtp) profile picture
Didier Brassard, PhD@didier_dtp8 May 2023
New @stratosinit article: "Issues in Implementing Regression Calibration Analyses" academic.oup.com/aje/advance…
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The STRATOS initiative retweeted
Anne-Laure Boulesteix (@BoulesteixLaure) profile picture
Anne-Laure Boulesteix@BoulesteixLaure27 Mar 2023
A replication crisis in methodological computational/statistical research ? I have now been working on the topic for 13 years with my group and it is time for a (long) thread. First, let me say this is not about the replication crisis in application fields of statistics. 1/n
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The STRATOS initiative retweeted
Maarten van Smeden (@MaartenvSmeden) profile picture
Maarten van Smeden@MaartenvSmeden6 Mar 2023
Replying to @WvanAmsterdam
This by @DrPerpo may interest you @stratosinit bmcmedresmethodol.biomedcent…
A review of spline function procedures in R

A review of spline function procedures in R

BMC Medical Research Methodology - With progress on both the theoretical and the computational fronts the use of spline modelling has become an established tool in statistical regression analysis....

link.springer.com
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The STRATOS initiative retweeted
David McLernon (@davemclernon) profile picture
David McLernon@davemclernon9 Jan 2023
1/ New STRATOS @stratosinit article: Are you validating a prediction model developed using Cox proportional hazards? Some key points from our new guidance paper 👇 Ann of Intern Med: acpjournals.org/doi/10.7326/… Preprint: medrxiv.org/content/10.1101/…
Image from David McLernon (@davemclernon)
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The STRATOS initiative retweeted
Maarten van Smeden (@MaartenvSmeden) profile picture
Maarten van Smeden@MaartenvSmeden27 Dec 2022
NEW PAPER Overview of performance measures for time to event prediction models. Comes with elaborate R and SAS code Journal version (paywall) 👉 doi.org/10.7326/M22-0844 Preprint 👉 doi.org/10.1101/2022.03.17.2…
Image from Maarten van Smeden (@MaartenvSmeden)
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The STRATOS initiative retweeted
Maarten van Smeden (@MaartenvSmeden) profile picture
Maarten van Smeden@MaartenvSmeden25 Dec 2022
#8: Dealing with competing risks when validating a prediction model can be challenging. This paper on behalf of @stratosinit gives guidance and R code Open access 👉 doi.org/10.1136/bmj-2021-069…
Image from Maarten van Smeden (@MaartenvSmeden)
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The STRATOS initiative retweeted
Anne-Laure Boulesteix (@BoulesteixLaure) profile picture
Anne-Laure Boulesteix@BoulesteixLaure17 Oct 2022
Edwin Kipruto and Willi Sauerbrei published the **protocol of their methodological comparison study** (simulation study) in PLOS ONE. Great initiative, very inspiring for our community! pubmed.ncbi.nlm.nih.gov/3619… They follow the ADEMP scheme by @tmorris_mrc
Comparison of variable selection procedures and investigation of the role of shrinkage in linear...

Comparison of variable selection procedures and investigation of the role of shrinkage in linear...

In low-dimensional data and within the framework of a classical linear regression model, we intend to compare variable selection methods and investigate the role of shrinkage of regression estimates...

pubmed.ncbi.nlm.nih.gov
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The STRATOS initiative retweeted
Ibrahim H. Tanboga, MD, PhD (@ihtanboga) profile picture
Ibrahim H. Tanboga, MD, PhD
@ihtanboga19 Sep 2022
Replying to @SolomonKurz
I would use spline or fractional polynomials. Excellent review by @stratosinit @f2harrell @Georg__Heinze diagnprognres.biomedcentral.…
State of the art in selection of variables and functional forms in multivariable analysis—outstan...

State of the art in selection of variables and functional forms in multivariable analysis—outstan...

Diagnostic and Prognostic Research - How to select variables and identify functional forms for continuous variables is a key concern when creating a multivariable model. Ad hoc...

link.springer.com
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The STRATOS initiative retweeted
RVVieira (@RuteVVieira) profile picture
RVVieira@RuteVVieira14 Sep 2022
And 2nd day of #RSS2022Conf begins with STRATOS guidance for survival, competing risk and dynamic risk prediction models @RSSMedSection
Image from RVVieira (@RuteVVieira)
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The STRATOS initiative retweeted
Suzie Cro (@Suzie_cro) profile picture
Suzie Cro@Suzie_cro23 Aug 2022
Are randomised trials answering clear & useful questions? We conducted this review of published trials to find out bmj.com/content/378/bmj-2022… @bmj_latest
Image from Suzie Cro (@Suzie_cro)
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The STRATOS initiative retweeted
Georg Heinze (@Georg__Heinze) profile picture
Georg Heinze@Georg__Heinze26 Aug 2022
Perfect summary! 👏thank you @stratosinit
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The STRATOS initiative retweeted
Stephen John Senn (@stephensenn) profile picture
Stephen John Senn@stephensenn25 Aug 2022
“Exposure to guidelines for observational studies can induce altitude sickness, or stratos fear.” Sayings of Confuseus ⁦@stratosinit⁩ stratos-initiative.org/#:~:t….
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The STRATOS initiative retweeted
Georg Heinze (@Georg__Heinze) profile picture
Georg Heinze@Georg__Heinze15 Jul 2022
Enjoyed contributing to the @stratosinit session "Prediction: the @stratosinit perspective" #IBCRiga2022
Diana S (@Diana___Shams) profile pictureDiana S@Diana___Shams14 Jul 2022
STRATOS, a collaboration of many acclaimed statisticians in how to prepare and analyse the data while developing a predictive model. Not yet for survival data though. #ibcriga2022
Image from Diana S (@Diana___Shams)
Image from Diana S (@Diana___Shams)
Image from Diana S (@Diana___Shams)
Image from Diana S (@Diana___Shams)
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The STRATOS initiative retweeted
Georg Heinze (@Georg__Heinze) profile picture
Georg Heinze@Georg__Heinze14 Jul 2022
Terry Thernau #IBCRiga2022 @stratosinit session: #dichotomania, a serious disease
Image from Georg Heinze (@Georg__Heinze)
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The STRATOS initiative retweeted
Georg Heinze (@Georg__Heinze) profile picture
Georg Heinze@Georg__Heinze25 May 2022
Fine work by @stratosinit
Nan van Geloven (@GelovenNan) profile pictureNan van Geloven@GelovenNan24 May 2022
New article out today in the BMJ: -Validating a prediction model in patients at risk for competing events? -This tutorial explains how to account for these 👇 bmj.com/content/377/bmj-2021… (1/6)
Image from Nan van Geloven (@GelovenNan)
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