Cross-Sectional Studies

Impact of medical school on quality of life and mental health in Brazil: a cross-sectional comparative study
Marina Silveira de Resende, Isabelle Martins Santos, Eduardo Cardoso de Moura, Renata de Almeida Pedro, Marcelo Gobbo

BMJ Open Jun 2025, 15 (6) e097917; DOI: 10.1136/bmjopen-2024-097917
Knowledge and attitude towards stroke and prehospital delay among patients and their family members under high prehospital delay in Zhejiang, China: a cross-sectional study
Feng Lin, Gang Wu, Junbo Liang, Jiya Chen, Xiaozhen Pang

BMJ Open Jun 2025, 15 (6) e094240; DOI: 10.1136/bmjopen-2024-094240
Estimating the prevalence of persistent symptoms after SARS-CoV-2 infection (post-COVID-19 syndrome): a regional cross-sectional study protocol
Lindybeth Sarmiento Varón, Hermy Alvarez, Leyla Carolina Huirimilla Casanova, Maria Paz Díaz Mora, Luis Alfredo Muñoz Cuevas, Jorge Gonzalez-Puelma, Karena Espinoza, Lidia Amarales, Jonathan Lühr Henriquez, Felipe Retamal-Matus, Roberto Uribe-Paredes, Cristian Andrés Núñez-Espinosa, Claudia Estrada-Goic, Vivienne C Bachelet, Mercedes N López Nitsche, Marcelo A Navarrete

BMJ Open May 2025, 15 (5) e093844; DOI: 10.1136/bmjopen-2024-093844
Knowledge, attitude and practice of Chinese medical staff in early pulmonary rehabilitation during acute exacerbation of chronic obstructive pulmonary disease: a cross-sectional study
Tingrui Wang, Zhangyi Wang, Li Yao, Fangrong Jia, Yaling Li, Pe Cai, Qinqin Li, Yan Liu, Tingshu Wang, Yuhan Chen

BMJ Open May 2025, 15 (5) e087610; DOI: 10.1136/bmjopen-2024-087610
Knowledge, attitudes and practices relating to nutritional support and immune-related adverse events among patients undergoing immunotherapy for liver cancer: cross-sectional study
Wen Wen, Yingshuang Chen, Fangqing Gao, Liling Tong

BMJ Open May 2025, 15 (5) e086854; DOI: 10.1136/bmjopen-2024-086854
Impact of polycyclic aromatic hydrocarbon exposure on thyroid hormone sensitivity: a cross-sectional study of urinary metabolites in 2356 adults from NHANES
Qingqing Yang, Hui Li, Chenchen Wu, Min Li, Weihua Sun, Xiaolei Hu, Zhaoming Shi, Guoxi Jin

BMJ Open May 2025, 15 (5) e098106; DOI: 10.1136/bmjopen-2024-098106
Assessment of health system responsiveness in delivering HIV and AIDS care services at Urban sites of Pakistan – a protocol for cross sectional study
Muhammad Bilal, Javeria Mansoor, Syed Faisal Mahmood

BMJ Open May 2025, 15 (5) e097740; DOI: 10.1136/bmjopen-2024-097740
Self-efficacy as a mediator in the relationship between clinical learning environment and core nursing competence of intern nursing students: a multicentre cross-sectional study
Yunxia Pu, Hongmei Xie, Lan Fu, Xiaoxia Zhang, Ting Long, Xiaotian Su, Xiaojuan Feng, Xianqiong Feng

BMJ Open May 2025, 15 (5) e094858; DOI: 10.1136/bmjopen-2024-094858
Association between problematic social media use and psychological distress among college students: a cross-sectional study in China exploring the mediating role of eating disorders
Niaona Hu, Xiafang Xiao, Kim Lam Soh

BMJ Open May 2025, 15 (5) e092863; DOI: 10.1136/bmjopen-2024-092863
Hidden gender-based violence and its causes among women in Okugu Refugee Camp, Ethiopia: a cross-sectional study
Nigusie Shifera, Rahel Matiyas, Dereje Korkoba Keyzema, Desalegn Girma, Tewodros Yosef

BMJ Open May 2025, 15 (5) e086405; DOI: 10.1136/bmjopen-2024-086405

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