Research Benefits and harms of drug treatment for type 2 diabetes: systematic review and network meta-analysis of randomised controlled trials Qingyang Shi, Kailei Nong, Per Olav Vandvik, et al BMJ 2023; 381 doi: https://doi.org/10.1136/bmj-2022-074068 (Published 06 April 2023)Cite this as: BMJ 2023;381:e074068 Abstract Objective To compare the benefits and harms of drug treatments for adults with type 2 diabetes, adding non-steroidal mineralocorticoid...

Research Ambient air pollution and clinical dementia: systematic review and meta-analysis Elissa H Wilker, Marwa Osman, Marc G Weisskopf BMJ 2023; 381 doi: https://doi.org/10.1136/bmj-2022-071620 (Published 05 April 2023)Cite this as: BMJ 2023;381:e071620 Abstract Objective To investigate the role of air pollutants in risk of dementia, considering differences by study factors that could influence findings. Design Systematic review and meta-anal...

Research Dietary sugar consumption and health: umbrella review Yin Huang, Zeyu Chen, Bo Chen, et al BMJ 2023; 381 doi: https://doi.org/10.1136/bmj-2022-071609 (Published 05 April 2023)Cite this as: BMJ 2023;381:e071609 Abstract Objective To evaluate the quality of evidence, potential biases, and validity of all available studies on dietary sugar consumption and health outcomes. Design Umbrella review of existing meta-analyses. Data sources&n...

Research Comparison of seven popular structured dietary programmes and risk of mortality and major cardiovascular events in patients at increased cardiovascular risk: systematic review and network meta-analysis Giorgio Karam, Arnav Agarwal, Behnam Sadeghirad, et al BMJ 2023; 380 doi: https://doi.org/10.1136/bmj-2022-072003 (Published 29 March 2023)Cite this as: BMJ 2023;380:e072003 Abstract Objective To determine the relative efficacy of structured nam...

Research Communication of anticancer drug benefits and related uncertainties to patients and clinicians: document analysis of regulated information on prescription drugs in Europe Courtney Davis, Anita K Wagner, Maximilian Salcher-Konrad, et al BMJ 2023; 380 doi: https://doi.org/10.1136/bmj-2022-073711 (Published 29 March 2023)Cite this as: BMJ 2023;380:e073711 Abstract Objective To evaluate the frequency with which relevant and accurate information ab...

Research Letter  May 2, 2023 Body Mass Index and Risk of Hospitalization or Death Due to Lower or Upper Respiratory Tract Infection Bastian Bohrmann, M. Sofia Massa, Stephanie Ross, et al JAMA. 2023;329(17):1512-1514. doi:10.1001/jama.2023.2619 High body mass index (BMI) is a risk factor for several noncommunicable diseases.1 In addition, high BMI has been associated with severe COVID-19; however, associations with other severe infectiou...

ONLINE FIRST (FREE ACCESS) OPEN ACCESS ~ OriginalAcute traumatic coma awakening by right median nerve electrical stimulation: a randomised controlled trial Xiang Wu on behalf of the ACES Participants Interferon gamma-1b for the prevention of hospital-acquired pneumonia in critically ill patients: a phase 2, placebo-controlled randomized clinical trialRoquilly A. et al. Association between prehospital end-tidal carbon dioxide levels and mortality in patients with ...

Research Letter  May 2, 2023 Availability, Cost, and Consumer Ratings of Popular Nonvalidated vs Validated Blood Pressure–Measuring Devices Sold Online in 10 Countries Dean S. Picone, Niamh Chapman, Martin G. Schultz, et al JAMA. 2023;329(17):1514-1516. doi:10.1001/jama.2023.2661 For clinic and home blood pressure (BP) monitoring, hypertension guidelines recommend using automated upper arm cuff BP-measuring devices that have undergone adequat...

Research Molnupiravir and risk of post-acute sequelae of covid-19: cohort study Yan Xie, Taeyoung Choi, Ziyad Al-Aly BMJ 2023; 381 doi: https://doi.org/10.1136/bmj-2022-074572 (Published 25 April 2023)Cite this as: BMJ 2023;381:e074572 Abstract Objective To examine whether treatment with the antiviral agent molnupiravir during the first five days of SARS-CoV-2 infection is associated with reduced risk of post-acute adverse health outcomes. Design&nb...

Research Multi-faceted intervention to improve management of antibiotics for children presenting to primary care with acute cough and respiratory tract infection (CHICO): efficient cluster randomised controlled trial Peter S Blair, Grace Young, Clare Clement, et al BMJ 2023; 381 doi: https://doi.org/10.1136/bmj-2022-072488 (Published 26 April 2023)Cite this as: BMJ 2023;381:e072488 Abstract Objective To assess whether an easy-to-use multifaceted interv...