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FrIPDay (free IPD meta-analysis advice day) #9 IPD meta-analysis for test accuracy IPD meta-analysis is not just useful for intervention research. Here, I discuss why IPD helps summarise the accuracy of diagnostic or screening tests, and outline the key steps involved ...

🚨New paper out in General Hospital Psychiatry! In practice, #depression #screening aims to identify unrecognized depression cases. Yet, only 17% of recently published depression screening accuracy studies appropriately excluded recognized cases. This may #bias findings for use in practice.

Another meta-research #review of #depression #screening accuracy studies. doi.org/10.1002/mpr.19… 106 studies were identified/assessed. 1. Only 11% reported a sample size calculation 2. Only 34% reported CIs 3. Overall, sample sizes were too small to generate precise estimates

Our prognosis research summer school is now open for booking! “Prognosis research in healthcare - concepts, methods and impact” Online, 3 days Covers overall prognosis, prognostic factors, prognostic models and predictors of treatment effect keele.ac.uk/primary-care-s…

📢Our new Evaluations of Diagnostic Test Accuracy research topic hosted by Jean-Paul Salameh, MD MSc and Brooke Levis is now open for submissions! We welcome research that presents the latest advances in diagnostic accuracy! #epidemiology Register your interest below >frontiersin.org/research-topic…<

The DEPRESSD Project (DEPRESSD) is hiring an Analytical Research Coordinator to work on our IPD meta-analyses on depression screening and our living systematic review of mental health in COVID-19. See below for details and DM me with any questions!

Using individual participant data to improve network meta-analysis projects All the details are explained by Richard Riley (R²) and colleagues. #OpenAccess 📰 bit.ly/3QoSywp

Reminder: Our 2-day course giving an introduction to IPD meta-analysis projects runs this October 13-14 online Note this is aimed at a broad audience - we focus on the whole process of doing IPDMA projects (we have a separate statistics training course ipdma.co.uk/training-cours…)

Just about to kick off our 2-day online course: "Individual participant data (IPD) meta-analyses: a practical introduction for healthcare research" Big welcome to our participants! Hats off to Brooke Levis for getting up at 3am to be a key part of the faculty!

An old fashioned poster session Canadian Academy of Psychiatric Epidemiology

Open for booking: "Statistical Methods for Meta-Analysis of Individual Participant Data" 3-day online course: 7th to 9th February 2023 With myself, Brooke Levis & lucinda.archer Choose between R or Stata - details: ipdma.co.uk/training-cours… - booking: shop.bham.ac.uk/conferences-an…

Mental health among the general population has not changed by large amounts during the covid-19 pandemic compared with pre-pandemic levels, finds this study bmj.com/content/380/bm…

Great news! Our team, in collaboration with McGill University, Lady Davis Institute, McMaster University and University of Toronto , has published a living systematic review on COVID-19 mental health changes in The BMJ. The team analyzed data from 137 longitudinal studies that compared mental health outcomes before

Dr S Markham, a patient partner on our team, published an opinion piece in BMJ in response to our team’s latest publication titled “Comparison of mental health symptoms before and during the covid-19 pandemic: evidence from a systematic review and meta-analysis of 134 cohorts.”

NEW paper published in The BMJ TRIPOD-SRMA - tailored checklist for reporting systematic reviews & meta-analyses of diagnostic & prognostic prediction models tinyurl.com/tripod-srma Brooke Levis Richard Riley (R²) Gary Collins Carl Moons Thomas Debray Hans Reitsma @pauladhiman

"How to plan and manage an individual participant data meta-analysis. An illustrative toolkit" - nice paper by Maxwell, Shreedhar, Carabali & Brooke Levis - toolkit to facilitate implementation and management of IPDMAs, from recruitment to harmonization onlinelibrary.wiley.com/doi/10.1002/jr…

*NEW PAPER superbly led by Brooke Levis * "Risk of bias assessments in IPD meta-analyses of test accuracy & prediction models: a review shows improvements are needed" Journal of Clinical Epidemiology - with guidance for undertaking RoB assessments in IPDMA of tests & models sciencedirect.com/science/articl…