Helen Macdonald, BMJ's publication ethics and content integrity editor, and Juan Franco, editor of BMJ EBM are back with another episode of Talk Evidence. This month, we'll be focussing on semaglutide, for managing obesity. Interviews with James Cave, editor-in-chief of Drug and Therapeutic Bulletin, and Lene Bull Christiansen, who has personal and professional experience with obesity, are featured. They discuss the history of drug therapies for obesity, and wonder if the wonderdrug semaglutide will turn out to be as disappointing. They discuss the evidence base for use of semaglutide, its eff ..read more

The December edition of the Talk Evidence podcast discusses the complexities of seeking consent from patients who are part of large data sets, and some new research to help patients living with diabetes in places without certain power supplies. First patient consent and data - in the UK,  two stories that have made the public worry about the use of their health data. Firstly the news that UK biobank, who hold a lot of genomic and health data, allowed research by an insurance company, and second that the NHS has entered a contract with Palentir to do analysis on NHS data. Natalie Banner, d ..read more

Each episode of Talk Evidence we take a dive into an issue or paper which is in the news, with a little help from some knowledgeable guests to help us to understand what it all means for clinical care, policy, or research.    In this episode: Helen Macdonald take a deep dive into cancer screening tests, prompted by a paper in JAMA which showed most have no effect on all cause mortality, and news that the NHS is evaluating a single test which screens for 50 common cancers - we ask Barry Kramer, former director of the Division of Cancer Prevention, at the U.S. National Cancer Institute ..read more

In this month's Talk Evidence, Helen and Juan are reporting from Preventing Overdiagnosis - the conference that raises issues of diagnostic accuracy, and asks if starting the process of medicalisation is always the right thing to do for patients.   In this episode, they talk about home testing, sustainability and screening. They're also joined by two guests to talk about the overdiagnosis of obesity - when that label is stigmatising and there seem to be few successful treatments that medicine can offer, and the need to educate students in the concepts of overdiagnosis and too much medicin ..read more

In this month's Talk Evidence, we're getting a little meta - how do we keep an eye on research to make sure it's done with integrity. Helen Macdonald is BMJ's Publication ethics and content integrity editor - and we quiz her about what that actually means on a day to day basis. Ensuring the integrity of research could be made both easier, and harder, by the ascendance of large language models, Ian Mulvany, BMJ's chief technology officer joins us to talk about how we can harness the power of this new technology ..read more

In this episode of Talk Evidence,  Helen Macdonald, Joe Ross, and Juan Franco are back to update us on what's happening in the world of medical evidence. Firstly, the news about the end of the covid-19 pandemic was trumpeted, but the changes to research funding have been more quite - and the team discuss what this means for ongoing work to understand the effects of covid, but also in terms of preparedness for the next pandemic. Next, breast cancer screening recommendations, in the USA, have been reduced from women over the age of 50, to those over the age of 40. We discuss the modelling s ..read more

In this episode of Talk Evidence,  Helen Macdonald, Joe Ross, and Juan Franco are back to update us on what's happening in the world of medical evidence. Firstly, the news about the end of the covid-19 pandemic was trumpeted, but the changes to research funding have been more quite - and the team discuss what this means for ongoing work to understand the effects of covid, but also in terms of preparedness for the next pandemic. Next, breast cancer screening recommendations, in the USA, have been reduced from women over the age of 50, to those over the age of 40. We discuss the modelling s ..read more

Helen Macdonald, Juan Franco, and Joe Ross are back with our monthly update on the world of evidence based medicine. This episode delves into new methodologies which can use observational data to emulate trial data. We discuss a new systematic review and meta-analysis of RCTs for surgical treatment of sciatica. There is elaboration and explanation of the CONSORT Harms 2022 statement - and we'll be asking if it goes far enough. Finally, the old chestnut of surrogate endpoints in cancer treatment trials - are benefits communicated to patients accurately? Reading list; Nirmatrelvir and risk of ho ..read more

In this month’s Talk Evidence, Helen Macdonald, Juan Franco and Joseph Ross are back to talk us through some of the latest research, They’ll talk about pay-for-perfomance schemes, and whether the data they routinely collect is measuring outcomes or tickboxes. They’ll also talk about a new analysis published on bmj.com which suggests ways in which that data could be better. We’re also by Huseyin Naci, associate professor of health policy at the London School of Economics and Political Science, who will tell us about proposed changes to drug regulation in the UK - and we discuss research which h ..read more

In this episode of Talk Evidence, Helen Macdonald is joined by Juan Franco and Joe Ross, to bring you the newest evidence in The BMJ. First, chronic pain. As prescribers move away from opioids, Juan finds an overview of systematic reviews asking whether anti-depressants might help. Joe finds new research on the link between six healthy lifestyle markers and cognitive decline. Helen looks at a trial to reduce prescribing among older people with suspected urinary tract infection or UTI. Juan has a nuanced take on the updated evidence on masks to reduce the spread of respiratory viruses. Finally ..read more