Gary Collins
@gscollins.bsky.social
Statistician • Professor • University of Birmingham • NIHR Senior Investigator • 🚴♂️
TRIPOD+AI: tinyurl.com/2dsb9e75
EQUATOR Network: tinyurl.com/5dw4rcy5
Google scholar: tinyurl.com/ysv3zwek
EQUATOR Network (https://www.equator-network.org)
TRIPOD+AI: tinyurl.com/2dsb9e75
EQUATOR Network: tinyurl.com/5dw4rcy5
Google scholar: tinyurl.com/ysv3zwek
EQUATOR Network (https://www.equator-network.org)
Pinned
Gary Collins
@gscollins.bsky.social
· Aug 30
Periodic reminder....😀
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
NEW PAPER: "Reporting guidelines for studies involving generative artificial intelligence applications: what do I use, and when?"
--> www.nature.com/articles/s41...
#HealthTech #ClinicalAI #MachineLearning #MedAI #AIinMedicine #TransparentAI #HealthInnovation #GenAI
--> www.nature.com/articles/s41...
#HealthTech #ClinicalAI #MachineLearning #MedAI #AIinMedicine #TransparentAI #HealthInnovation #GenAI
November 7, 2025 at 12:44 PM
NEW PAPER: "Reporting guidelines for studies involving generative artificial intelligence applications: what do I use, and when?"
--> www.nature.com/articles/s41...
#HealthTech #ClinicalAI #MachineLearning #MedAI #AIinMedicine #TransparentAI #HealthInnovation #GenAI
--> www.nature.com/articles/s41...
#HealthTech #ClinicalAI #MachineLearning #MedAI #AIinMedicine #TransparentAI #HealthInnovation #GenAI
Reposted by Gary Collins
Periodic reminder....😀
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
August 30, 2024 at 4:31 PM
Periodic reminder....😀
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
#Transparency is one of the six core principles underpinning the WHO guidance on #ethics and #governance of #ArtificialIntelligence for health
--> who.int/publications...
Important to adhere to the TRIPOD+AI reporting standards🙏
--> bmj.com/content/385/...
#trustworthyAI
NEW paper "Clinical prediction models using machine learning in oncology: challenges and recommendations"
--> tinyurl.com/2h2mcy5h
#machinelearning #prediction #statssky #MLsky #methodsmatter
--> tinyurl.com/2h2mcy5h
#machinelearning #prediction #statssky #MLsky #methodsmatter
October 30, 2025 at 8:38 AM
NEW paper "Clinical prediction models using machine learning in oncology: challenges and recommendations"
--> tinyurl.com/2h2mcy5h
#machinelearning #prediction #statssky #MLsky #methodsmatter
--> tinyurl.com/2h2mcy5h
#machinelearning #prediction #statssky #MLsky #methodsmatter
Reposted by Gary Collins
Health tests on the high street: Convenient or confusing?
Public Webinar 🗓️ Tuesday 14 October THIS EVENING 6-7pm
Register here www.eventbrite.com/e/health-tes...
This evening, we are presenting the findings of our evaluations of supermarket self tests, summarising our BMJ papers
Public Webinar 🗓️ Tuesday 14 October THIS EVENING 6-7pm
Register here www.eventbrite.com/e/health-tes...
This evening, we are presenting the findings of our evaluations of supermarket self tests, summarising our BMJ papers
October 14, 2025 at 11:40 AM
Health tests on the high street: Convenient or confusing?
Public Webinar 🗓️ Tuesday 14 October THIS EVENING 6-7pm
Register here www.eventbrite.com/e/health-tes...
This evening, we are presenting the findings of our evaluations of supermarket self tests, summarising our BMJ papers
Public Webinar 🗓️ Tuesday 14 October THIS EVENING 6-7pm
Register here www.eventbrite.com/e/health-tes...
This evening, we are presenting the findings of our evaluations of supermarket self tests, summarising our BMJ papers
Reposted by Gary Collins
Giving a talk today which anyone can watch online: 1pm - 2pm
"The Importance of Sample Size for the Development and Evaluation of Clinical Prediction Models"
- intended for a broad audience (anyone doing or using prediction model research)
imperial-ac-uk.zoom.us/webinar/regi...
"The Importance of Sample Size for the Development and Evaluation of Clinical Prediction Models"
- intended for a broad audience (anyone doing or using prediction model research)
imperial-ac-uk.zoom.us/webinar/regi...
Welcome! You are invited to join a webinar: Research Methods Academy: Seminar - The Importance of Sample Size for the Development and Evaluation of Clinical Prediction Models. After registering, you w...
Led by Professor Richard Riley
Join this Online Seminar on clinical prediction models estimate individual risk for outcomes from disease. Many studies lack rigorous design; this session will focus o...
imperial-ac-uk.zoom.us
September 30, 2025 at 7:55 AM
Giving a talk today which anyone can watch online: 1pm - 2pm
"The Importance of Sample Size for the Development and Evaluation of Clinical Prediction Models"
- intended for a broad audience (anyone doing or using prediction model research)
imperial-ac-uk.zoom.us/webinar/regi...
"The Importance of Sample Size for the Development and Evaluation of Clinical Prediction Models"
- intended for a broad audience (anyone doing or using prediction model research)
imperial-ac-uk.zoom.us/webinar/regi...
Reposted by Gary Collins
Peer review of prediction model studies in oncology needs improvement: a systematic review of open peer review reports from BMC journals - Journal of Clinical Epidemiology www.jclinepi.com/article/S089...
Peer review of prediction model studies in oncology needs improvement: a systematic review of open peer review reports from BMC journals
To evaluate the completeness and quality of open peer review reports from BMC journals
for regression-based clinical prediction model studies in oncology, focusing on adherence
to methodological stand...
www.jclinepi.com
September 18, 2025 at 7:27 PM
Peer review of prediction model studies in oncology needs improvement: a systematic review of open peer review reports from BMC journals - Journal of Clinical Epidemiology www.jclinepi.com/article/S089...
Reposted by Gary Collins
Saddened to hear of the passing of Drummond Rennie, a quite influential figure. retractionwatch.com/2025/09/15/d...
Drummond Rennie (1936-2025), in his own words
Drummond Rennie I first became aware of the work of Drummond Rennie almost by accident: By borrowing his office. It was the summer of 1997, and as a rising fourth-year medical student, I was spendi…
retractionwatch.com
September 15, 2025 at 5:52 PM
Saddened to hear of the passing of Drummond Rennie, a quite influential figure. retractionwatch.com/2025/09/15/d...
NEW PAPER "The STARD-AI reporting guideline for diagnostic accuracy studies using #artificialintelligence"
--> www.nature.com/articles/s41...
#machinelearning #MLsky #statssky #digitalhealth #transparency
--> www.nature.com/articles/s41...
#machinelearning #MLsky #statssky #digitalhealth #transparency
September 15, 2025 at 5:30 PM
NEW PAPER "The STARD-AI reporting guideline for diagnostic accuracy studies using #artificialintelligence"
--> www.nature.com/articles/s41...
#machinelearning #MLsky #statssky #digitalhealth #transparency
--> www.nature.com/articles/s41...
#machinelearning #MLsky #statssky #digitalhealth #transparency
Reposted by Gary Collins
www.medrxiv.org/content/10.1...
INSPECT-SR: A tool for assessing trustworthiness of randomised controlled trials.
INSPECT-SR: A tool for assessing trustworthiness of randomised controlled trials.
INSPECT-SR: a tool for assessing trustworthiness of randomised controlled trials
The integrity of evidence synthesis is threatened by problematic randomised controlled trials (RCTs). These are RCTs where there are serious concerns about the trustworthiness of the data or findings....
www.medrxiv.org
September 5, 2025 at 6:11 PM
www.medrxiv.org/content/10.1...
INSPECT-SR: A tool for assessing trustworthiness of randomised controlled trials.
INSPECT-SR: A tool for assessing trustworthiness of randomised controlled trials.
Reposted by Gary Collins
Job available for a statistician to work on a clinical trials methodology project on improving statistical methods for paediatric cancer ttrials.
Cancer Research UK Clinical Trials Unit, University of Birmingham
Closes 22 September
edzz.fa.em3.oraclecloud.com/hcmUI/Candid...
Cancer Research UK Clinical Trials Unit, University of Birmingham
Closes 22 September
edzz.fa.em3.oraclecloud.com/hcmUI/Candid...
Biostatistician - Cancer Research UK Clinical Trials Unit - 105965 - Grade 7
This post is for a Biostatistician to be the main statistical scientist for a methodological project on improving statistical methods for the design and analysis of clinical trials in paediatric cance...
edzz.fa.em3.oraclecloud.com
August 13, 2025 at 8:06 AM
Job available for a statistician to work on a clinical trials methodology project on improving statistical methods for paediatric cancer ttrials.
Cancer Research UK Clinical Trials Unit, University of Birmingham
Closes 22 September
edzz.fa.em3.oraclecloud.com/hcmUI/Candid...
Cancer Research UK Clinical Trials Unit, University of Birmingham
Closes 22 September
edzz.fa.em3.oraclecloud.com/hcmUI/Candid...
Reposted by Gary Collins
📌 The SPIRIT 2025 statement updates the guidelines for randomized trial protocols to enhance their completeness, transparency, and consistency, benefiting stakeholders involved in clinical research.
ja.ma/4fzMVZS
ja.ma/4fzMVZS
August 10, 2025 at 4:00 PM
📌 The SPIRIT 2025 statement updates the guidelines for randomized trial protocols to enhance their completeness, transparency, and consistency, benefiting stakeholders involved in clinical research.
ja.ma/4fzMVZS
ja.ma/4fzMVZS
Reposted by Gary Collins
Reporting guideline for chatbot health advice studies: the Chatbot Assessment Reporting Tool (CHART) statement bmjmedicine.bmj.com/content/4/1/... #llms #chatbots #bioinformatics #healthcare
Reporting guideline for chatbot health advice studies: the Chatbot Assessment Reporting Tool (CHART) statement
The Chatbot Assessment Reporting Tool (CHART) is a reporting guideline developed to provide reporting recommendations for studies evaluating the performance of generative artificial intelligence (AI)-...
bmjmedicine.bmj.com
August 4, 2025 at 1:06 PM
Reporting guideline for chatbot health advice studies: the Chatbot Assessment Reporting Tool (CHART) statement bmjmedicine.bmj.com/content/4/1/... #llms #chatbots #bioinformatics #healthcare
Reposted by Gary Collins
UKRI award rate halves in seven years as grant applications double. www.researchprofessionalnews.com/rr-news-uk-r...
UKRI award rate halves in seven years as grant applications double - Research Professional News
Trends across research councils prompt warning that system is “overstretched or broken”
www.researchprofessionalnews.com
August 4, 2025 at 7:02 AM
UKRI award rate halves in seven years as grant applications double. www.researchprofessionalnews.com/rr-news-uk-r...
NEW PAPER: the CHART reporting guideline for studies evaluating generative AI models like #ChatGPT & other #LLMs for providing health advice
--> bmjmedicine.bmj.com/content/4/1/...
The explanation & elaboration paper
--> www.bmj.com/content/390/...
#genAI #chatbots #healthadvice #reporting
--> bmjmedicine.bmj.com/content/4/1/...
The explanation & elaboration paper
--> www.bmj.com/content/390/...
#genAI #chatbots #healthadvice #reporting
August 3, 2025 at 2:36 PM
NEW PAPER: the CHART reporting guideline for studies evaluating generative AI models like #ChatGPT & other #LLMs for providing health advice
--> bmjmedicine.bmj.com/content/4/1/...
The explanation & elaboration paper
--> www.bmj.com/content/390/...
#genAI #chatbots #healthadvice #reporting
--> bmjmedicine.bmj.com/content/4/1/...
The explanation & elaboration paper
--> www.bmj.com/content/390/...
#genAI #chatbots #healthadvice #reporting
Reposted by Gary Collins
New paper in BMJ (Research Methods & Reporting):
“Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide”
led by Pedro Lopez-Ayala & Tobias Zimmermann with & myself
www.bmj.com/content/390/...
“Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide”
led by Pedro Lopez-Ayala & Tobias Zimmermann with & myself
www.bmj.com/content/390/...
Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide
Proper handling of continuous variables is crucial in healthcare research, for example, within regression modelling for descriptive, explanatory, or predictive purposes. However, inadequate methods ar...
www.bmj.com
July 29, 2025 at 10:15 PM
New paper in BMJ (Research Methods & Reporting):
“Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide”
led by Pedro Lopez-Ayala & Tobias Zimmermann with & myself
www.bmj.com/content/390/...
“Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide”
led by Pedro Lopez-Ayala & Tobias Zimmermann with & myself
www.bmj.com/content/390/...
Reposted by Gary Collins
Many high street health tests are unfit for purpose and need greater regulation, warn researchers in two studies.
These studies highlight issues over accuracy and suitability for public use, they say
www.bmj.com/content/390/...
www.bmj.com/content/390/...
These studies highlight issues over accuracy and suitability for public use, they say
www.bmj.com/content/390/...
www.bmj.com/content/390/...
July 25, 2025 at 10:23 AM
Many high street health tests are unfit for purpose and need greater regulation, warn researchers in two studies.
These studies highlight issues over accuracy and suitability for public use, they say
www.bmj.com/content/390/...
www.bmj.com/content/390/...
These studies highlight issues over accuracy and suitability for public use, they say
www.bmj.com/content/390/...
www.bmj.com/content/390/...
Reposted by Gary Collins
Post just up: Is multiple imputation making up information?
tldr: no.
Includes a cheeky simulation study to demonstrate the point.
open.substack.com/pub/tpmorris...
tldr: no.
Includes a cheeky simulation study to demonstrate the point.
open.substack.com/pub/tpmorris...
July 23, 2025 at 3:29 PM
Post just up: Is multiple imputation making up information?
tldr: no.
Includes a cheeky simulation study to demonstrate the point.
open.substack.com/pub/tpmorris...
tldr: no.
Includes a cheeky simulation study to demonstrate the point.
open.substack.com/pub/tpmorris...
Reposted by Gary Collins
This article provides an overview of the current state of handling continuous variables in healthcare research.
It discusses the potential limitations of assuming a linear relationship between independent and dependent variables
www.bmj.com/content/390/...
It discusses the potential limitations of assuming a linear relationship between independent and dependent variables
www.bmj.com/content/390/...
July 21, 2025 at 9:02 AM
This article provides an overview of the current state of handling continuous variables in healthcare research.
It discusses the potential limitations of assuming a linear relationship between independent and dependent variables
www.bmj.com/content/390/...
It discusses the potential limitations of assuming a linear relationship between independent and dependent variables
www.bmj.com/content/390/...
NEW PAPER in @bmj.com "Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide"
--> www.bmj.com/content/390/...
#methodologymatters #StatsSky #EpiSky
--> www.bmj.com/content/390/...
#methodologymatters #StatsSky #EpiSky
July 16, 2025 at 11:59 AM
NEW PAPER in @bmj.com "Dealing with continuous variables and modelling non-linear associations in healthcare data: practical guide"
--> www.bmj.com/content/390/...
#methodologymatters #StatsSky #EpiSky
--> www.bmj.com/content/390/...
#methodologymatters #StatsSky #EpiSky
Reposted by Gary Collins
**NEW OPEN-ACCESS PAPER**
“A decomposition of Fisher’s information to inform sample size for developing or updating fair and precise clinical prediction models for individual risk—part 1: binary outcomes"
- published in Diagnostic & Prognostic Research
- implemented in pmstabilityss
1/n
“A decomposition of Fisher’s information to inform sample size for developing or updating fair and precise clinical prediction models for individual risk—part 1: binary outcomes"
- published in Diagnostic & Prognostic Research
- implemented in pmstabilityss
1/n
July 8, 2025 at 6:56 AM
**NEW OPEN-ACCESS PAPER**
“A decomposition of Fisher’s information to inform sample size for developing or updating fair and precise clinical prediction models for individual risk—part 1: binary outcomes"
- published in Diagnostic & Prognostic Research
- implemented in pmstabilityss
1/n
“A decomposition of Fisher’s information to inform sample size for developing or updating fair and precise clinical prediction models for individual risk—part 1: binary outcomes"
- published in Diagnostic & Prognostic Research
- implemented in pmstabilityss
1/n
NEW PAPER in @jclinepi.bsky.social looking at the content of open peer-review reports of RCTs in the field of oncology
www.jclinepi.com/article/S089...
Peer review reports [...] were short (median 276 words), superficial, and rarely constructive
#metascience #peerreview #RCTs
www.jclinepi.com/article/S089...
Peer review reports [...] were short (median 276 words), superficial, and rarely constructive
#metascience #peerreview #RCTs
July 1, 2025 at 8:52 AM
NEW PAPER in @jclinepi.bsky.social looking at the content of open peer-review reports of RCTs in the field of oncology
www.jclinepi.com/article/S089...
Peer review reports [...] were short (median 276 words), superficial, and rarely constructive
#metascience #peerreview #RCTs
www.jclinepi.com/article/S089...
Peer review reports [...] were short (median 276 words), superficial, and rarely constructive
#metascience #peerreview #RCTs
Reposted by Gary Collins
Very nice summary of the confusing and often ill-posed metrics.
NEW PREPRINT "Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky
June 27, 2025 at 8:10 PM
Very nice summary of the confusing and often ill-posed metrics.
Reposted by Gary Collins
* New preprint led by Joao Matos & @gscollins.bsky.social
"Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
- Important, rapidly growing area
- But confusion exists
- 62 fairness metrics identified so far
- Better standards & metrics needed for healthcare
arxiv.org/abs/2506.17035
"Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
- Important, rapidly growing area
- But confusion exists
- 62 fairness metrics identified so far
- Better standards & metrics needed for healthcare
arxiv.org/abs/2506.17035
June 27, 2025 at 6:57 AM
* New preprint led by Joao Matos & @gscollins.bsky.social
"Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
- Important, rapidly growing area
- But confusion exists
- 62 fairness metrics identified so far
- Better standards & metrics needed for healthcare
arxiv.org/abs/2506.17035
"Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
- Important, rapidly growing area
- But confusion exists
- 62 fairness metrics identified so far
- Better standards & metrics needed for healthcare
arxiv.org/abs/2506.17035
NEW PREPRINT "Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky
June 26, 2025 at 7:33 PM
NEW PREPRINT "Critical Appraisal of Fairness Metrics in Clinical Predictive AI"
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky
-> arxiv.org/abs/2506.17035
We identified 62 fairness metrics (and growing) - unsurprisingly it's all a bit of a mess...with most metrics not fit for purpose
#predictiveAI #fairness #machinelearning #StatsSky #MLSky