BMJ Open

Impact of harm reduction care in HIV clinical settings on stigma and health outcomes for people with HIV who use drugs: study protocol for a mixed-methods, multisite, observational study.  12. 2022

Folic acid and methotrexate use and their association with COVID-19 diagnosis and mortality: A case-control analysis from the UK Biobank.  12. 2022

Acute pain pathways: protocol for a prospective cohort study.  12. 2022

Evaluating novel approaches for estimating awake and sleep blood pressure: design of the Better BP Study - a randomised, crossover trial.  12. 2022

I-SPY COVID adaptive platform trial for COVID-19 acute respiratory failure: rationale, design and operations.  12. 2022

Meta-analysis of the robustness of COVID-19 diagnostic kit performance during the early pandemic.  12. 2022

What is the association of renin-angiotensin-aldosterone system inhibitors with COVID-19 outcomes: retrospective study of racially diverse patients?.  12:e053961. 2022

Connectomic profiling and Vagus nerve stimulation Outcomes Study (CONNECTiVOS): A prospective observational protocol to identify biomarkers of seizure response in children and youth.  12. 2022

Study protocol for a randomised, double-blinded, placebo-controlled phase III trial examining the add-on efficacy, cost-utility and neurobiological effects of low-dose naltrexone (LDN) in patients with fibromyalgia (INNOVA study).  12. 2022

Identifying barriers to evidence-based care for sickle cell disease: Results from the Sickle Cell Disease Implementation Consortium cross-sectional survey of healthcare providers in the USA.  11. 2021

Ovarian Cancer Epidemiology, Healthcare Access and Disparities (ORCHiD): Methodology for a population-based study of black, Hispanic and white patients with ovarian cancer.  11. 2021

Relationship between food insecurity and smoking status among women living with and at risk for HIV in the USA: A cohort study.  11. 2021

Long-term weight loss success and the health behaviours of adults in the USA: Findings from a nationally representative cross-sectional study.  11. 2021

Study protocol for a national cohort of adults focused on respiratory health: The American Lung Association Lung Health Cohort (ALA-LHC) Study.  11. 2021

BOugie or stylet in patients UnderGoing Intubation Emergently (BOUGIE): Protocol and statistical analysis plan for a randomised clinical trial.  11. 2021

Screening test accuracy to improve detection of precancerous lesions of the cervix in women living with HIV: A study protocol.  10. 2020

Protocol for measuring indoor exposure to coal fly ash and heavy metals, and neurobehavioural symptoms in children aged 6 to 14 years old.  10:e038960. 2020

Early indicators of disease progression in Fabry disease that may indicate the need for disease-specific treatment initiation: Findings from the opinion-based PREDICT-FD modified Delphi consensus initiative.  10. 2020

Access to primary healthcare during lockdown measures for COVID-19 in rural South Africa: An interrupted time series analysis.  10. 2020

Protocol and statistical analysis plan for the PREventing cardiovascular collaPse with Administration of fluid REsuscitation during Induction and Intubation (PREPARE II) randomised clinical trial.  10:e036671. 2020

Caribbean Consortium for Research in Environmental and Occupational Health (CCREOH) Cohort Study: influences of complex environmental exposures on maternal and child health in Suriname.  10:e034702. 2020

Randomised cross-over trial of vildagliptin and pioglitazone as add-on therapy in patients with type 2 diabetes: Predicting Which One is Right Here (WORTH) study protocol.  10. 2020

Patient, physiotherapist and surgeon endorsement of the core domain set for total hip and total knee replacement in Germany: A study protocol for an OMERACT initiative.  10. 2020

Response to physical rehabilitation and recovery trajectories following critical illness: Individual participant data meta-analysis protocol.  10. 2020

Organisational and individual characteristics associated with glycaemic control among patients with type 2 diabetes: Cross-sectional study in China.  10. 2020

What types of dissemination of information occurred between researchers, providers and clinical staff while implementing an asthma shared decision-making intervention: A directed content analysis.  10. 2020

Race-ethnic and gender differences in representation within the English National Health Service: A quantitative analysis.  10. 2020

Study protocol for a multisite randomised controlled trial of a rehabilitation intervention to reduce participation restrictions among female breast cancer survivors.  10. 2020

Antiviral therapy: Valacyclovir Treatment of Alzheimer's Disease (VALAD) Trial: Protocol for a randomised, double-blind,placebo-controlled, treatment trial.  10. 2020

Protocol for a prospective evaluation of postpartum engagement in HIV care among women living with HIV in South Africa.  10. 2020

What predicts regression from pre-diabetes to normal glucose regulation following a primary care nurse-delivered dietary intervention? A study protocol for a prospective cohort study.  9. 2019

Benefit of carotid revascularisation for women with symptomatic carotid stenosis: Protocol for a systematic review.  9. 2019

Protocol for a longitudinal study to evaluate the use of tenofovir-based PrEP for safer conception and pregnancy among women in South Africa.  9:e027227. 2019

Effects of exposure to direct and secondhand hookah and e-cigarette aerosols on ambient air quality and cardiopulmonary health in adults and children: Protocol for a panel study.  9. 2019

Determinants of cigarette smoking status in a national cohort of black and white adult ever smokers in the USA: A cross-sectional analysis of the REGARDS study.  9. 2019

Rationale and design of a Scale-Up Project Evaluating Responsiveness to Home Exercise and Lifestyle Tele-Health (SUPER-HEALTH) in people with physical/mobility disabilities: A type 1 hybrid design effectiveness trial.  9. 2019

Linkage to primary care after homebased blood pressure screening in rural KwaZulu-Natal, South Africa: A population-based cohort study.  8. 2018

Rationale and design of a single-blind, randomised controlled trial of exercise training for managing learning and memory impairment in persons with multiple sclerosis.  8. 2018

Gout and hearing impairment in the elderly: A retrospective cohort study using the US Medicare claims data.  8. 2018

Manual ventilation to prevent hypoxaemia during endotracheal intubation of critically ill adults: Protocol and statistical analysis plan for a multicentre randomised trial.  8. 2018

Testicular Cancer in New Zealand (TCNZ) study: Protocol for a national case-control study.  8. 2018

Validation of an algorithm to identify heart failure hospitalisations in patients with diabetes within the veterans health administration.  8. 2018

Hepatitis B virus contact disclosure and testing in Lusaka, Zambia: A mixed-methods study.  8. 2018

Multicentre validation of a sepsis prediction algorithm using only vital sign data in the emergency department, general ward and ICU.  8. 2018

Observational study of the differential impact of time-varying depressive symptoms on all-cause and cause-specific mortality by health status in community-dwelling adults: The REGARDS study.  8. 2018

Stepped-wedge cluster-randomised controlled trial to assess the cardiovascular health effects of a managed aquifer recharge initiative to reduce drinking water salinity in southwest coastal Bangladesh: Study design and rationale.  7. 2017

Colorectal cancer with Synchronous liver-limited Metastases: The protocol of an Inception Cohort study (CoSMIC).  7. 2017

Improving prescribing practices with rapid diagnostic tests (RDTs): Synthesis of 10 studies to explore reasons for variation in malaria RDT uptake and adherence.  7. 2017

Analysis of the time and workers needed to conduct systematic reviews of medical interventions using data from the PROSPERO registry.  7. 2017

Impact of a dedicated cancer-associated thrombosis service on clinical outcomes: A mixed-methods evaluation of a clinical improvement exercise.  6. 2016

Exploring effects of presurgical weight loss among women with stage 0-II breast cancer: Protocol for a randomised controlled feasibility trial.  6. 2016

β-Blockers for the prevention of acute exacerbations of chronic obstructive pulmonary disease (βLOCK COPD): A randomised controlled study protocol.  6. 2016

Prenatal exposure to cannabis and maternal and child health outcomes: A systematic review and meta-analysis.  6. 2016

Using serum urate as a validated surrogate end point for flares in patients with gout: protocol for a systematic review and meta-regression analysis.  6. 2016

Financial crisis and suicide mortality in Greece: Do we need more evidence to be convinced 2015

Discordance between presumed standard of care and actual clinical practice: The example of rubber dam use during root canal treatment in the national dental practice-Based research network.  5. 2015

Evaluating the efficacy of thoracoscopy and talc poudrage versus pleurodesis using talc slurry (TAPPS trial): Protocol of an open-label randomised controlled trial.  4. 2015

Funding allocation to surgery in low and middle-income countries: a retrospective analysis of contributions from the USA.  5. 2015

Implementing guidelines to routinely prevent chronic vascular disease in primary care: The Preventive Evidence into Practice cluster randomised controlled trial.  5. 2015

Independent and joint effects of sedentary time and cardiorespiratory fitness on all-cause mortality: The Cooper Center Longitudinal Study.  5. 2015

Prevalence and characteristics of tremor in the NARCOMS multiple sclerosis registry: A cross-sectional survey.  5. 2015

The effects of prenatal cannabis exposure on fetal development and pregnancy outcomes: A protocol.  5. 2015

Association of early adult modifiable cardiovascular risk factors with left atrial size over a 20-year follow-up period: The CARDIA study.  4. 2014

Long-term mortality after communityacquired sepsis: A longitudinal population-based cohort study.  4. 2014

Sputum PGP is reduced by azithromycin treatment in patients with COPD and correlates with exacerbations.  3. 2013

Viremia copy-years predicts mortality among treatment-naive HIV-infected patients initiating antiretroviral therapy.  3:927-935. 2013

Dentists' practice patterns regarding caries prevention: Results from a dental practice-based research network.  3. 2013

Cause of death in MS: Longterm follow-up of a randomised cohort, 21 years after the start of the pivotal IFNβ-1b study (BMJ Open (2012) 2 (e001972)).  3. 2013

Mediation of smoking-associated postoperative mortality by perioperative complications in veterans undergoing elective surgery: Data from Veterans Affairs Surgical Quality Improvement Program (VASQIP)a cohort study.  3. 2013

Cause of death in MS: Long-term follow-up of a randomised cohort, 21 years after the start of the pivotal IFNβ-1b study.  2. 2012

Medication intensification in diabetes in rural primary care: A cluster-randomised effectiveness trial.  2. 2012