Coffee, including caffeinated and decaffeinated coffee, and the risk of hepatocellular carcinoma: a systematic review and dose–response meta-analysis by Paul Roderick, Peter Clive Hayes, Julie Parkes, Ryan Buchanan, Oliver John Kennedy, Jonathan Andrew Fallowfield

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Need to clamp indwelling urinary catheters before removal after different durations: a systematic review and meta-analysis by Xiaoyan Fan, Sumin Ma, Jiayi Gu

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Assessing the impact of waste picking on musculoskeletal disorders among waste pickers in Mumbai, India: a cross-sectional study by Praveen Chokhandre, Shrikant Singh

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Factors associated with prolonged length of stay following cardiac surgery in a major referral hospital in Oman: a retrospective observational study by Paul Aylin, Ahmed Almashrafi, Hilal Alsabti, Mirdavron Mukaddirov, Baskaran Balan

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Obesity prevalence among healthcare professionals in England: a cross-sectional study using the Health Survey for England by Richard G Kyle, Jane Wills, Catherine Mahoney, Louise Hoyle, Muireann Kelly, Iain M Atherton

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Balancing between being the most valuable player (MVP) and passing the ball: a qualitative study of support when living with chronic pain in Sweden by Markus Saarijärvi, Sara Wallström, Inger Ekman, Mari Lundberg, Veronica Lilja, Vivi-Anne Segertoft

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Efficacy of Chinese traditional quadruple single pill combination versus valsartan/hydrochlorothiazide for the treatment of hypertension (COSPQ-BP): study protocol for randomised c... by Kai Liu, Yu Yan, Xin Zhang, Yanan Li, Yuanyuan Yao, Lu Liu, Runyu Ye, Si Wang, Xiangyu Yang, Xiaoping Chen, Shanshan Jia, Qingtao Meng, Xianghao Zuo

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Sustainability of healthcare system improvements, programmes and interventions in acute care settings: protocol for a mixed methods systematic review by Franz E Babl, Sandy Middleton, Julie Cowie, Catherine Wilson, Peter Wilson, Pauline Campbell, Emma Tavender, Lisa Kuhn, Nicola Straiton, Victoria Ramsden, Elizabeth McInnes

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Impact of mother’s own milk expression practices and processing treatments on infant health and growth outcomes: a systematic review protocol by Daniel Klotz, Carolyn Smith, Agnieszka Bzikowska-Jura, Marzia Giribaldi, Tanya Cassidy, Laura Cavallarin, Serena Gandino, Karolina Karcz, Chiara Peila, Bartłomiej Walczak, Aleksandra Wesolowska

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Efficacy of non-invasive ventilation and oxygen therapy on immunocompromised patients with acute hypoxaemic respiratory failure: protocol for a systematic review and meta-analysis... by Juhong Shi, Gang Liu, Meng Wang, Tao Wang, Yi Li, Yi Yang, Xuezhong Yu, Huadong Zhu, Yong Ma, Zongru Li, Lixi Zhang, Kun He, Jianqiang He

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Understanding the causes of intravenous medication administration errors in hospitals: a qualitative critical incident study by Darren M Ashcroft, Richard N Keers, Jonathan Cooke, Steven D Williams

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Characteristics and outcomes of women using emergency medical services for third-trimester pregnancy-related problems in India: a prospective observational study by Jennifer A Newberry, Corey B Bills, Elizabeth A Pirrotta, Matthew C Strehlow, G V Ramana Rao, Hyeyoun (Elise) Min, Ann E Evensen, Lawrence Leeman, S V Mahadevan

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Advancing Alzheimer’s disease risk prediction: development and validation of a machine learning-based preclinical screening model in a cross-sectional study by Yanfei Chen, Bing Wang, Yankai Shi, Wenhao Qi, Shihua Cao, Bingsheng Wang, Ruihan Xie, Jiani Yao, Xiajing Lou, Chaoqun Dong, Xiaohong Zhu, Danni He

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Energy management education for persons living with long COVID-related fatigue (EMERGE): protocol of a two-parallel arms target trial emulation study in a multicentre outpatient in... by Emilia Riggi, Marco Barbero, Gian Luca Di Tanna, Ruth Hersche, Andrea Weise

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Factors associated with recognition at work among nurses and the impact of recognition at work on health-related quality of life, job satisfaction and psychological health: a singl... by Latifa Alahiane, Youssef Zaam, Redouane Abouqal, Jihane Belayachi

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Childhood neurodivergent traits, inflammation and chronic disabling fatigue in adolescence: a longitudinal case–control study by Neil A Harrison, Hugo D Critchley, Jessica Eccles, Kevin A Davies, Lisa Quadt, Rod Bond, Jenny Csecs

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Taking stock of vaccine hesitancy among migrants: a scoping review protocol by Charles S Wiysonge, Sten H Vermund, Akhenaten Siankam Tankwanchi, Anelisa Jaca, Heidi J Larson

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Influence of social support on technophobia in older adults in urban communities: the mediating role of self-efficacy and e-health literacy, a cross-sectional study by Jin Li, Chen Wang, Dan Luo, Yan Shi, Hua Qing Guo, Zhi Guang Duan

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Evaluation of the digital diabetes prevention programme pilot: uncontrolled mixed-methods study protocol by William Henley, Elizabeth Murray, Kerry Daff, Anthi Lavida, Jenny Irwin, Jonathan Valabhji

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Trial protocol of an open-label pilot study of oral naltrexone–bupropion combination pharmacotherapy for the treatment of methamphetamine use disorder (the NABU trial) by Jonathan Brett, Paul S Haber, Nicholas Lintzeris, Didier Jutras-Aswad, Nadine Ezard, Brendan Clifford, Krista J Siefried, Adrian John Dunlop, Liam Acheson, Carl Moller, Michael Christmass, Kirsten Morley, Steven Shoptaw, Madhukar H Trivedi

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