BMJ Open

Article	Citations
Impact of COVID-19 pandemic on utilisation of healthcare services: a systematic review	769
Perceptions of medical students towards online teaching during the COVID-19 pandemic: a national cross-sectional survey of 2721 UK medical students	528
Health effects of climate change: an overview of systematic reviews	431
Protocol for development of a reporting guideline (TRIPOD-AI) and risk of bias tool (PROBAST-AI) for diagnostic and prognostic prediction model studies based on artificial intelligence	410
Demographic risk factors for COVID-19 infection, severity, ICU admission and death: a meta-analysis of 59 studies	399
Multiorgan impairment in low-risk individuals with post-COVID-19 syndrome: a prospective, community-based study	314
Examining the impacts of the COVID-19 pandemic on family mental health in Canada: findings from a national cross-sectional study	271
Cohort study evaluating the burden of wounds to the UK’s National Health Service in 2017/2018: update from 2012/2013	265
Estimated impact of the COVID-19 pandemic on cancer services and excess 1-year mortality in people with cancer and multimorbidity: near real-time data on cancer care, cancer deaths and a population-ba	213
Perceptions and experiences of healthcare workers during the COVID-19 pandemic in the UK	191
Frontline healthcare workers’ experiences with personal protective equipment during the COVID-19 pandemic in the UK: a rapid qualitative appraisal	185
Public acceptance of COVID-19 vaccines: cross-national evidence on levels and individual-level predictors using observational data	183
Levels of burn-out among healthcare workers during the COVID-19 pandemic and their associated factors: a cross-sectional study in a tertiary hospital of a highly burdened area of north-east Italy	169
Impact of COVID-19 on the digital divide: a rapid review	160
Developing a reporting guideline for artificial intelligence-centred diagnostic test accuracy studies: the STARD-AI protocol	152
COVID-19 case-fatality rate and demographic and socioeconomic influencers: worldwide spatial regression analysis based on country-level data	143
Risk of COVID-19-related bullying, harassment and stigma among healthcare workers: an analytical cross-sectional global study	138
Impact of COVID-19 pandemic on mental health among general Bangladeshi population: a cross-sectional study	131
Quality of life in adults with multiple sclerosis: a systematic review	130
Global, regional and national burden of inflammatory bowel disease in 204 countries and territories from 1990 to 2019: a systematic analysis based on the Global Burden of Disease Study 2019	129
Diabetes, hypertension, body mass index, smoking and COVID-19-related mortality: a systematic review and meta-analysis of observational studies	126
COVID-19 confessions: a qualitative exploration of healthcare workers experiences of working with COVID-19	124
How accurate are digital symptom assessment apps for suggesting conditions and urgency advice? A clinical vignettes comparison to GPs	122
Long COVID and the role of physical activity: a qualitative study	120
Early perceptions and behavioural responses during the COVID-19 pandemic: a cross-sectional survey of UK adults	118

Gender-based approach on the social impact and mental health in Spain during COVID-19 lockdown: a cross-sectional study	115
Are you really doing ‘codesign’? Critical reflections when working with vulnerable populations	112
Comparison of Hospital-at-Home models: a systematic review of reviews	110
Social, financial and psychological stress during an emerging pandemic: observations from a population survey in the acute phase of COVID-19	108
Psychosocial impact on frontline health and social care professionals in the UK during the COVID-19 pandemic: a qualitative interview study	106
Modifiable and non-modifiable risk factors for COVID-19, and comparison to risk factors for influenza and pneumonia: results from a UK Biobank prospective cohort study	100
Change in time spent visiting and experiences of green space following restrictions on movement during the COVID-19 pandemic: a nationally representative cross-sectional study of UK adults	100
Depression, anxiety and stress during the COVID-19 pandemic: results from a New Zealand cohort study on mental well-being	95
How can we build and maintain the resilience of our health care professionals during COVID-19? Recommendations based on a scoping review	95
Assessing international alcohol consumption patterns during isolation from the COVID-19 pandemic using an online survey: highlighting negative emotionality mechanisms	93
Impact of temperature and relative humidity on the transmission of COVID-19: a modelling study in China and the United States	91
Risk factors and prognosis for COVID-19-induced acute kidney injury: a meta-analysis	90
Experiences of living with long COVID and of accessing healthcare services: a qualitative systematic review	87
To burn-out or not to burn-out: a cross-sectional study in healthcare professionals in Spain during COVID-19 pandemic	87
Risk factors for severity on admission and the disease progression during hospitalisation in a large cohort of patients with COVID-19 in Japan	86
Prevalence and predictors of medication non-adherence among people living with multimorbidity: a systematic review and meta-analysis	86
Loneliness among older adults in the community during COVID-19: a cross-sectional survey in Canada	86
Factors associated with the mental health status of medical students during the COVID-19 pandemic: a cross-sectional study in Japan	84
Diagnostic accuracy of X-ray versus CT in COVID-19: a propensity-matched database study	84
Remote care for mental health: qualitative study with service users, carers and staff during the COVID-19 pandemic	83
Long COVID and the mental and physical health of children and young people: national matched cohort study protocol (the CLoCk study)	83
Efficacy and safety of transcutaneous electrical nerve stimulation (TENS) for acute and chronic pain in adults: a systematic review and meta-analysis of 381 studies (the meta-TENS study)	83
Do school closures and school reopenings affect community transmission of COVID-19? A systematic review of observational studies	82
National primary care responses to COVID-19: a rapid review of the literature	80
Rapid review of available evidence on the serial interval and generation time of COVID-19	80
Oral pre-exposure prophylaxis (PrEP) to prevent HIV: a systematic review and meta-analysis of clinical effectiveness, safety, adherence and risk compensation in all populations	79
Correlates of intended COVID-19 vaccine acceptance across time and countries: results from a series of cross-sectional surveys	77
Systematic review of clinician-directed nudges in healthcare contexts	77
Ethnicity and outcomes in patients hospitalised with COVID-19 infection in East London: an observational cohort study	74
SPIRIT-PRO Extension explanation and elaboration: guidelines for inclusion of patient-reported outcomes in protocols of clinical trials	74
Cancer symptom experience and help-seeking behaviour during the COVID-19 pandemic in the UK: a cross-sectional population survey	74
COVID-19-related social support service closures and mental well-being in older adults and those affected by dementia: a UK longitudinal survey	72
Measuring the impact of COVID-19 on the quality of life of the survivors, partners and family members: a cross-sectional international online survey	72
Scoping review of mental health in prisons through the COVID-19 pandemic	71
Acute stress of the healthcare workforce during the COVID-19 pandemic evolution: a cross-sectional study in Spain	71
Impact of the COVID-19 pandemic on anxiety and depression symptoms of young people in the global south: evidence from a four-country cohort study	71
Inflammation and nutrition-based biomarkers in the prognosis of oesophageal cancer: a systematic review and meta-analysis	70
Evaluating evaluation frameworks: a scoping review of frameworks for assessing health apps	70
Multimorbidity of non-communicable diseases in low-income and middle-income countries: a systematic review and meta-analysis	70
Stress, anxiety and depression among healthcare workers facing COVID-19 pandemic in Egypt: a cross-sectional online-based study	69
Global burden of musculoskeletal disorders and attributable factors in 204 countries and territories: a secondary analysis of the Global Burden of Disease 2019 study	69
Barriers to healthcare and self-reported adverse outcomes for autistic adults: a cross-sectional study	69
‘You’re just there, alone in your room with your thoughts’: a qualitative study about the psychosocial impact of the COVID-19 pandemic among young people living in the UK	68
Cross-sectional survey on physician burnout during the COVID-19 pandemic in Vancouver, Canada: the role of gender, ethnicity and sexual orientation	67
Potential impact of physical distancing on physical and mental health: a rapid narrative umbrella review of meta-analyses on the link between social connection and health	66
Enablers and barriers to effective clinical supervision in the workplace: a rapid evidence review	66
Anxiety and depression among healthcare workers during the COVID-19 pandemic: a systematic umbrella review of the global evidence	66
Opioid-sparing effects of medical cannabis or cannabinoids for chronic pain: a systematic review and meta-analysis of randomised and observational studies	66
Passive and active immunity in infants born to mothers with SARS-CoV-2 infection during pregnancy: prospective cohort study	65
Association between social isolation and depression onset among older adults: a cross-national longitudinal study in England and Japan	65

Does remote patient monitoring reduce acute care use? A systematic review	65
Adapting the UCLA 3-item loneliness scale for community-based depressive symptoms screening interview among older Chinese: a cross-sectional study	65
Risk assessment models for venous thromboembolism in hospitalised adult patients: a systematic review	64
‘A silent epidemic of grief’: a survey of bereavement care provision in the UK and Ireland during the COVID-19 pandemic	64
Gendered economic, social and health effects of the COVID-19 pandemic and mitigation policies in Kenya: evidence from a prospective cohort survey in Nairobi informal settlements	64
Acceptance of COVID-19 vaccines in sub-Saharan Africa: evidence from six national phone surveys	64
Impacts and interactions of COVID-19 response involvement, health-related behaviours, health literacy on anxiety, depression and health-related quality of life among healthcare workers: a cross-sectio	63
Increasing prevalence of NAFLD/NASH among children, adolescents and young adults from 1990 to 2017: a population-based observational study	63
Technical validation of real-world monitoring of gait: a multicentric observational study	63
Economic and social impacts of COVID-19 and public health measures: results from an anonymous online survey in Thailand, Malaysia, the UK, Italy and Slovenia	62
Factors associated with work-related burnout in NHS staff during COVID-19: a cross-sectional mixed methods study	62
Protocol for a systematic review on the methodological and reporting quality of prediction model studies using machine learning techniques	61
Evaluating access to health and care services during lockdown by the COVID-19 survey in five UK national longitudinal studies	61
Deprescribing fall-risk increasing drugs (FRIDs) for the prevention of falls and fall-related complications: a systematic review and meta-analysis	61
Estimate of global human papillomavirus vaccination coverage: analysis of country-level indicators	60
Training and redeployment of healthcare workers to intensive care units (ICUs) during the COVID-19 pandemic: a systematic review	60
‘I can’t cope with multiple inputs’: a qualitative study of the lived experience of ‘brain fog’ after COVID-19	60
Probiotics for the prevention of antibiotic-associated diarrhoea: a systematic review and meta-analysis	60
Variation in the estimated prevalence of multimorbidity: systematic review and meta-analysis of 193 international studies	59
Impact of the COVID-19 pandemic on the experience and mental health of university students studying in Canada and the UK: a cross-sectional study	59
International study of definitions of English-language terms for suicidal behaviours: a survey exploring preferred terminology	59
Pre-admission interventions (prehabilitation) to improve outcome after major elective surgery: a systematic review and meta-analysis	59
Study protocol of the global Effisayil 1 Phase II, multicentre, randomised, double-blind, placebo-controlled trial of spesolimab in patients with generalized pustular psoriasis presenting with an acut	59
COVID-19 vaccine hesitancy among pregnant women: a systematic review and meta-analysis	58
Application of Andersen’s behavioural model of health services use: a scoping review with a focus on qualitative health services research	58
Challenges, experience and coping of health professionals in delivering healthcare in an urban slum in India during the first 40 days of COVID-19 crisis: a mixed method study	58
Cross-sectional study examining the status of intrinsic capacity decline in community-dwelling older adults in China: prevalence, associated factors and implications for clinical care	58
Cohort profile: the COVID-19 Coping Study, a longitudinal mixed-methods study of middle-aged and older adults’ mental health and well-being during the COVID-19 pandemic in the USA	57
E-cigarette use and combustible tobacco cigarette smoking uptake among non-smokers, including relapse in former smokers: umbrella review, systematic review and meta-analysis	57
Interaction of physical activity on the association of obesity-related measures with multimorbidity among older adults: a population-based cross-sectional study in India	57
Experiences of Australian primary healthcare nurses in using telehealth during COVID-19: a qualitative study	56
How GPs adapted their practices and organisations at the beginning of COVID-19 outbreak: a French national observational survey	56
Factors affecting healthcare workers’ compliance with social and behavioural infection control measures during emerging infectious disease outbreaks: rapid evidence review	56
Short-term morbidity and mortality following radical cystectomy: a systematic review	56
Cohort profile: the Dutch famine birth cohort (DFBC)— a prospective birth cohort study in the Netherlands	56
The pandemic of online research in times of COVID-19	55
Critical care work during COVID-19: a qualitative study of staff experiences in the UK	55
Impact on health and provision of healthcare services during the COVID-19 lockdown in India: a multicentre cross-sectional study	55
Impact of COVID-19 on household food insecurity and interlinkages with child feeding practices and coping strategies in Uttar Pradesh, India: a longitudinal community-based study	54
Systematic examination of preprint platforms for use in the medical and biomedical sciences setting	54
Worldwide prevalence, risk factors and psychological impact of infertility among women: a systematic review and meta-analysis	54
What is the extent of COVID-19 vaccine hesitancy in Bangladesh? A cross-sectional rapid national survey	54
Mental health condition of college students compared to non-students during COVID-19 lockdown: the CONFINS study	54
Factors associated with adherence to COVID-19 prevention measures in the Democratic Republic of the Congo (DRC): results of an online survey	54
Workplace interventions to improve well-being and reduce burnout for nurses, physicians and allied healthcare professionals: a systematic review	53
Women’s experiences and expectations after disclosure of intimate partner abuse to a healthcare provider: A qualitative meta-synthesis	53
Brain Oxygen Optimization in Severe Traumatic Brain Injury (BOOST-3): a multicentre, randomised, blinded-endpoint, comparative effectiveness study of brain tissue oxygen and intracranial pressure moni	53
Measuring frailty in younger populations: a rapid review of evidence	53
Can synthetic data be a proxy for real clinical trial data? A validation study	53
Acupuncture-related adverse events: systematic review and meta-analyses of prospective clinical studies	53
Global epidemiology of COVID-19 knowledge, attitude and practice: a systematic review and meta-analysis	53
What is spiritual care? Professional perspectives on the concept of spiritual care identified through group concept mapping	53
Vision impairment and cognitive decline among older adults: a systematic review	53
Adverse drug reactions, multimorbidity and polypharmacy: a prospective analysis of 1 month of medical admissions	53
Systems approach to health service design, delivery and improvement: a systematic review and meta-analysis	53
Dimensions of safety culture: a systematic review of quantitative, qualitative and mixed methods for assessing safety culture in hospitals	53
Time trends, associations and prevalence of blindness and vision loss due to glaucoma: an analysis of observational data from the Global Burden of Disease Study 2017	52
Sociodemographic inequality in COVID-19 vaccination coverage among elderly adults in England: a national linked data study	52
Lessons from countries implementing find, test, trace, isolation and support policies in the rapid response of the COVID-19 pandemic: a systematic review	52
Association between statin use and outcomes in patients with coronavirus disease 2019 (COVID-19): a nationwide cohort study	52
Effect of social prescribing link workers on health outcomes and costs for adults in primary care and community settings: a systematic review	52
Impact of the COVID-19 pandemic and related control measures on cancer diagnosis in Catalonia: a time-series analysis of primary care electronic health records covering about five million people	52
Brain MRI and neuropsychological findings at long-term follow-up after COVID-19 hospitalisation: an observational cohort study	51
Cytokines and their relationship with the severity and prognosis of coronavirus disease 2019 (COVID-19): a retrospective cohort study	51
Longitudinal analyses of gender differences in first authorship publications related to COVID-19	50
Development of a convolutional neural network to differentiate among the etiology of similar appearing pathological B lines on lung ultrasound: a deep learning study	50
Factors influencing the effectiveness of remote patient monitoring interventions: a realist review	50
Downsides of face masks and possible mitigation strategies: a systematic review and meta-analysis	50
Comparison of ARIMA model and XGBoost model for prediction of human brucellosis in mainland China: a time-series study	50
Socioeconomic inequalities and adverse pregnancy outcomes in the UK and Republic of Ireland: a systematic review and meta-analysis	50
Scanxiety: a scoping review about scan-associated anxiety	50
What is the recovery rate and risk of long-term consequences following a diagnosis of COVID-19? A harmonised, global longitudinal observational study protocol	50
KAP-COVIDGLOBAL: a multinational survey of the levels and determinants of public knowledge, attitudes and practices towards COVID-19	49
How has technology been used to deliver cardiac rehabilitation during the COVID-19 pandemic? An international cross-sectional survey of healthcare professionals conducted by the BACPR	49
Characteristics, complications and outcomes among 1549 patients hospitalised with COVID-19 in a secondary hospital in Madrid, Spain: a retrospective case series study	48
Studying trajectories of multimorbidity: a systematic scoping review of longitudinal approaches and evidence	48
Divergent decennial trends in mental health according to age reveal poorer mental health for young people: repeated cross-sectional population-based surveys from the HUNT Study, Norway	48
Sleep and daytime problems during the COVID-19 pandemic and effects of coronavirus infection, confinement and financial suffering: a multinational survey using a harmonised questionnaire	48
Global access to COVID-19 vaccines: a scoping review of factors that may influence equitable access for low and middle-income countries	48
IL-23 blockade with guselkumab potentially modifies psoriasis pathogenesis: rationale and study protocol of a phase 3b, randomised, double-blind, multicentre study in participants with moderate-to-sev	48

Persistent SOMAtic symptoms ACROSS diseases — from risk factors to modification: scientific framework and overarching protocol of the interdisciplinary SOMACROSS research unit (RU 5211)	47
Acute food insecurity and short-term coping strategies of urban and rural households of Bangladesh during the lockdown period of COVID-19 pandemic of 2020: report of a cross-sectional survey	47
Association between biomarkers and COVID-19 severity and mortality: a nationwide Danish cohort study	47
How COVID-19 has affected general practice consultations and income: general practitioner cross-sectional population survey evidence from Ireland	47
Efficacy and safety of remdesivir in COVID-19 caused by SARS-CoV-2: a systematic review and meta-analysis	46
Risk factors for COVID-19 infection, disease severity and related deaths in Africa: a systematic review	46
Psychological impact of the COVID-19 pandemic on healthcare workers at acute hospital settings in the South-East of Ireland: an observational cohort multicentre study	46
What influences people’s responses to public health messages for managing risks and preventing infectious diseases? A rapid systematic review of the evidence and recommendations	46
Evaluation of the uptake and delivery of the NHS Health Check programme in England, using primary care data from 9.5 million people: a cross-sectional study	46
Temporal trends in the association of social vulnerability and race/ethnicity with county-level COVID-19 incidence and outcomes in the USA: an ecological analysis	46
Rapid realist review of the role of community pharmacy in the public health response to COVID-19	45
Risk factors for severity of COVID-19: a rapid review to inform vaccine prioritisation in Canada	45
Digital health interventions for the management of mental health in people with chronic diseases: a rapid review	45
Risk factors, symptom reporting, healthcare-seeking behaviour and adherence to public health guidance: protocol for Virus Watch, a prospective community cohort study	45
COVID-19 and healthcare workers: a rapid systematic review into risks and preventive measures	45
Prediction model of in-hospital mortality in intensive care unit patients with heart failure: machine learning-based, retrospective analysis of the MIMIC-III database	45
How is the COVID-19 lockdown impacting the mental health of parents of school-age children in the UK? A cross-sectional online survey	45
Lifelines COVID-19 cohort: investigating COVID-19 infection and its health and societal impacts in a Dutch population-based cohort	45
Climate change, climate-related disasters and mental disorder in low- and middle-income countries: a scoping review	44
Recovery, rehabilitation and follow-up services following critical illness: an updated UK national cross-sectional survey and progress report	44
SARS-CoV-2 population-based seroprevalence studies in Europe: a scoping review	44
Systematic review of prediction models for pulmonary tuberculosis treatment outcomes in adults	43
Periprosthetic fractures: the next fragility fracture epidemic? A national observational study	43
Impact of carbapenem resistance on mortality in patients infected with Enterobacteriaceae: a systematic review and meta-analysis	43
Application of a data-driven XGBoost model for the prediction of COVID-19 in the USA: a time-series study	43
Retrospective cohort study of admission timing and mortality following COVID-19 infection in England	43
Association between the COVID-19 pandemic and the risk for adverse pregnancy outcomes: a cohort study	43
Towards definitions of critical illness and critical care using concept analysis	42
Gender differences in faculty rank among academic physicians: a systematic review and meta-analysis	42
Risk factors for non-communicable diseases in Bangladesh: findings of the population-based cross-sectional national survey 2018	42
Youth in a pandemic: a longitudinal examination of youth mental health and substance use concerns during COVID-19	42
Antimicrobial use across six referral hospitals in Tanzania: a point prevalence survey	42
Exenatide once weekly over 2 years as a potential disease-modifying treatment for Parkinson’s disease: protocol for a multicentre, randomised, double blind, parallel group, placebo controlled, phase 3	42
Discrimination as a predictor of poor mental health among LGBTQ+ people during the COVID-19 pandemic: cross-sectional analysis of the online Queerantine study	42
Predictors of relapse in MOG antibody associated disease: a cohort study	42
Distribution of vitamin D status in the UK: a cross-sectional analysis of UK Biobank	42
Mental health consequences of COVID-19: a nationally representative cross-sectional study of pandemic-related stressors and anxiety disorders in the USA	42
Impact of fatigue as the primary determinant of functional limitations among patients with post-COVID-19 syndrome: a cross-sectional observational study	41
Global, regional and national burden of traumatic brain injury and spinal cord injury, 1990–2019: a systematic analysis for the Global Burden of Disease Study 2019	41
A rapid systematic review of measures to protect older people in long-term care facilities from COVID-19	41
Prediction of COVID-19 severity using laboratory findings on admission: informative values, thresholds, ML model performance	41
Addressing the psychological impact of COVID-19 on healthcare workers: learning from a systematic review of early interventions for frontline responders	41
Factors associated with attendance at screening for breast cancer: a systematic review and meta-analysis	41
Outdoor green space exposure and brain health measures related to Alzheimer’s disease: a rapid review	41
Incidence and trend of preterm birth in China, 1990–2016: a systematic review and meta-analysis	41
Beyond deaths per capita: comparative COVID-19 mortality indicators	41
Association between participation in the government subsidy programme for domestic travel and symptoms indicative of COVID-19 infection in Japan: cross-sectional study	41
Anxiety and depressive symptoms are associated with poor sleep health during a period of COVID-19-induced nationwide lockdown: a cross-sectional analysi	40
Country-level determinants of the severity of the first global wave of the COVID-19 pandemic: an ecological study	40
Barriers and facilitators to patient uptake and utilisation of digital interventions for the self-management of low back pain: a systematic review of qualitative studies	40
Beyond PPE: a mixed qualitative–quantitative study capturing the wider issues affecting doctors’ well-being during the COVID-19 pandemic	40
Clinical manifestations, prevalence, risk factors, outcomes, transmission, diagnosis and treatment of COVID-19 in pregnancy and postpartum: a living systematic review protocol	39
Impact of transitional care interventions on hospital readmissions in older medical patients: a systematic review	39
Advancing mechanisms of implementation to accelerate sustainable evidence-based practice integration: protocol for generating a research agenda	39
Efficacy and safety of osteopathic manipulative treatment: an overview of systematic reviews	39
Factors associated with serious psychological distress during the COVID-19 pandemic in Japan: a nationwide cross-sectional internet-based study	38
National survey of attitudes towards and intentions to vaccinate against COVID-19: implications for communications	38
Changes in primary care visits arising from the COVID-19 pandemic: an international comparative study by the International Consortium of Primary Care Big Data Researchers (INTRePID)	38
Relative infectiousness of asymptomatic SARS-CoV-2 infected persons compared with symptomatic individuals: a rapid scoping review	38
Evaluation of patient characteristics, management and outcomes for COVID-19 at district hospitals in the Western Cape, South Africa: descriptive observational study	38
Association between dyslipidemia and risk of type 2 diabetes mellitus in middle-aged and older Chinese adults: a secondary analysis of a nationwide cohort	38
Effectiveness and active ingredients of social prescribing interventions targeting mental health: a systematic review	38
Prevalence of insufficient weight loss 5 years after Roux-en-Y gastric bypass: metabolic consequences and prediction estimates: a prospective registry study	38
Safety of topical corticosteroids in atopic eczema: an umbrella review	38
Effect of COVID-19 lockdown on hospital admissions and mortality in rural KwaZulu-Natal, South Africa: interrupted time series analysis	37
The importance and availability of adjustments to improve access for autistic adults who need mental and physical healthcare: findings from UK surveys	37
Challenges facing essential workers: a cross-sectional survey of the subjective mental health and well-being of New Zealand healthcare and ‘other’ essential workers during the COVID-19 lockdown	37
How primary healthcare in Iceland swiftly changed its strategy in response to the COVID-19 pandemic	37
Occupational challenges of healthcare workers during the COVID-19 pandemic: a qualitative study	37
Effect of the COVID-19 pandemic during the first lockdown in the Netherlands on the number of trauma-related admissions, trauma severity and treatment: the results of a retrospective cohort study in a	37
Definitions and measurement of health literacy in health and medicine research: a systematic review	37
Systematic review of academic bullying in medical settings: dynamics and consequences	37
COVID-19 vaccine hesitancy in Addis Ababa, Ethiopia: a mixed-method study	37
Gender diversity in UK surgical specialties: a national observational study	37
Which factors should be included in triage? An online survey of the attitudes of the UK general public to pandemic triage dilemmas	37
Zinc for the prevention or treatment of acute viral respiratory tract infections in adults: a rapid systematic review and meta-analysis of randomised controlled trials	36
Fitness, strength and severity of COVID-19: a prospective register study of 1 559 187 Swedish conscripts	36
Trends in acid suppressant drug prescriptions in primary care in the UK: a population-based cross-sectional study	36
Impact of COVID-19 pandemic on healthcare service use for non-COVID-19 patients in Japan: retrospective cohort study	36
Weight gain in Chinese youth during a 4-month COVID-19 lockdown: a retrospective observational study	36
Cardiovascular risk factors and COVID-19 outcomes in hospitalised patients: a prospective cohort study	36
Sex and age differences in clinically significant symptoms of depression and anxiety among people in Australia in the first month of COVID-19 restrictions: a national survey	36
Effectiveness of interventions to reduce COVID-19 transmission in a large urban jail: a model-based analysis	36
Households access to improved drinking water sources and toilet facilities in Ethiopia: a multilevel analysis based on 2016 Ethiopian Demographic and Health Survey	36
Trends in body mass index, overweight and obesity among adults in the USA, the NHANES from 2003 to 2018: a repeat cross-sectional survey	36
Effectiveness of combined exercise and nutrition interventions in prefrail or frail older hospitalised patients: a systematic review and meta-analysis	35
Impact of the COVID-19 pandemic on remote mental healthcare and prescribing in psychiatry: an electronic health record study	35
Mental health disorders among healthcare workers during the COVID-19 pandemic: a cross-sectional survey from three major hospitals in Kenya	35
Impact of cancer diagnoses on the outcomes of patients with COVID-19: a systematic review and meta-analysis	35
Patient characteristics associated with COVID-19 positivity and fatality in Nigeria: retrospective cohort study	35
Cross-sectional study of preprints and final journal publications from COVID-19 studies: discrepancies in results reporting and spin in interpretation	35
Effectiveness of contact tracing apps for SARS-CoV-2: a rapid systematic review	35
Association between telehealth use and general practitioner characteristics during COVID-19: findings from a nationally representative survey of Australian doctors	35
Prevalence and factors associated with depression, anxiety and stress among healthcare workers of Trinidad and Tobago during COVID-19 pandemic: a cross-sectional study	35
Patient outcomes and cost savings associated with hospital safe nurse staffing legislation: an observational study	35