Statistics & Research Methods

Carry-over effects in GAG therapy efficacy trial solution for bladder pain syndrome/interstitial cystitis (GETSBI study): an interim analysis
Charlotte van Ginkel, J M M Groenewoud, Thomas J Hoogeboom, John Heesakkers, Frank Martens, Dick Janssen

BMJ Open Jun 2025, 15 (6) e092757; DOI: 10.1136/bmjopen-2024-092757
Model-based estimation of thyroid cancer incidence from ultrasound examinations in the Fukushima Health Management Survey: estimated results considering the non-examinees in the first, second and third rounds of the cohort study
Kunihiko Takahashi, Seiji Yasumura, Hideto Takahashi, Tomoki Nakaya, Tatsuhiko Anzai, Tetsuya Ohira, Hiroki Shimura, Satoru Suzuki, Satoshi Suzuki, Manabu Iwadate, Susumu Yokoya, Hitoshi Ohto, Kenji Kamiya

BMJ Open Jun 2025, 15 (6) e084885; DOI: 10.1136/bmjopen-2024-084885
Completeness of reporting of simulation studies on responder analysis methods and simulation performance: a methodological survey
Xiajing Chu, Derek K Chu, Junjie Ren, Romina Brignardello-Petersen, Kehu Yang, Gordon H Guyatt, Thabane Lehana

BMJ Open May 2025, 15 (5) e096107; DOI: 10.1136/bmjopen-2024-096107
Investigation of trial registration as part of a research integrity assessment of randomised controlled trials in COVID-19 evidence syntheses: a meta-epidemiological study
Tamara Pscheidl, Florencia Weber, Emma Sydenham, Patrick Meybohm, Stephanie Weibel

BMJ Open May 2025, 15 (5) e092243; DOI: 10.1136/bmjopen-2024-092243
Methenamine hippurate for the management and prophylaxis of recurrent urinary tract infections: a scoping review protocol
Abhisekh Chatterjee, Iihan Ali, Franklyn Wong, Andrea M Allen-Tejerina, Nikolaos Chatzikrachtis, Katie McComb, Samuel Bishara, Diane De Caluwe, Nikolaos Zavras, Joseph M Norris, Panagiotis Nikolinakos

BMJ Open Apr 2025, 15 (4) e100458; DOI: 10.1136/bmjopen-2025-100458
Protocol of the Tailored Evidence-based Enhancements in Mental Health-Gamified and Individualized Follow-Up Treatment for Suicide (TEEM-GIFTS): a Multiphase Optimization Strategy (MOST) study implementing a gamified mHealth intervention to reduce postdischarge suicide risk in patients with mental disorders in Shenzhen
Fengsu Hou, Huiming Liu, Yuanhan Bai, Bo Peng, Guanjie Chen, Yingli Zhang, Donghui Wu, Tiantian Fu, LuYao Hu, Jinghua Li

BMJ Open Apr 2025, 15 (4) e092339; DOI: 10.1136/bmjopen-2024-092339
Designing and validating a patient education model for cardiovascular patients: protocol for a multilevel mixed-method study
Awat Yousefiazar, Akram Ghahramanian, Azad Rahmani, Hossein Feizollahzadeh, Mohammadreza Taban Sadeghi, Saeideh Ghaffarifar, Razieh Parizad

BMJ Open Apr 2025, 15 (4) e092234; DOI: 10.1136/bmjopen-2024-092234
Assessing statistical literacy in medical students and doctors: a single-centre, cross-sectional survey in South Korea
Sun Young Lee, Soela Kim, Soyun Kim, Yukyung Shin, Jae-Joon Yim, Hyeontaek Hwang, Youngsuk Kwon, Un-Na Kim, Young Kyung Do

BMJ Open Apr 2025, 15 (4) e095173; DOI: 10.1136/bmjopen-2024-095173
Effects of azithromycin in young adults with cystic fibrosis: a protocol for emulating a published randomised controlled trial using registry data
Emily Granger, Jonathan Todd, Susan Christine Charman, Elizabeth Cromwell, Gwyneth Davies, Freddy Frost, Alex Gifford, Bin Huang, Nicole Mayer Hamblett, Lutz Naehrlich, Josh Ostrenga, Sanja Stanojevic, Rhonda Szczesniak, Ruth Keogh

BMJ Open Mar 2025, 15 (3) e091357; DOI: 10.1136/bmjopen-2024-091357
Assessing the prevalence, quality and compliance of data-sharing statements in gastroenterology publications: a cross-sectional analysis
Jacksen Moore, Khanh Nguyen, Brody Dennis, Mahad Chaudhry, Annes Elfar, Eli Oldham, Eli Paul, Jacob Cohn, Alicia Ito Ford, Matthew Vassar

BMJ Open Mar 2025, 15 (3) e092490; DOI: 10.1136/bmjopen-2024-092490

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