BMJ Open

Study protocol of a phase 2, randomised, placebo-controlled, double-blind, adaptive, parallel group clinical study to evaluate the efficacy and safety of recombinant alpha-1-microglobulin in subjects at high risk for acute kidney injury following open-chest cardiac surgery (AKITA trial).

Mazer CD, Siadati-Fini N, Boehm J, ..., Ronco C, Zarbock A

BMJ Open 13 (4) e068363 [2023-04-06; online 2023-04-06]

Inhaled ciclesonide in adults hospitalised with COVID-19: a randomised controlled open-label trial (HALT COVID-19).

Brodin D, Tornhammar P, Ueda P, ..., Blennow O, Andersson DP

BMJ Open 13 (2) e064374 [2023-02-22; online 2023-02-22]

Category: Drug Discovery Category: Health Type: Journal article

Year 2022

Experienced stigma and applied coping strategies during the COVID-19 pandemic in Germany: a mixed-methods study.

Peters L, Burkert S, Brenner C, Grüner B

BMJ Open 12 (8) e059472 [2022-08-24; online 2022-08-24]

Patient lead users experience of the COVID-19 pandemic: a qualitative interview study.

Jansson H, Stenfors T, Riggare S, Hasson H, Reinius M

BMJ Open 12 (8) e059003 [2022-08-17; online 2022-08-17]

Children in the household and risk of severe COVID-19 during the first three waves of the pandemic: a prospective registry-based cohort study of 1.5 million Swedish men.

Af Geijerstam A, Mehlig K, Hunsberger M, Åberg M, Lissner L

BMJ Open 12 (8) e063640 [2022-08-11; online 2022-08-11]

Compliance of healthcare workers with the infection prevention and control guidance in tertiary care hospitals: quantitative findings from an explanatory sequential mixed-methods study in Bangladesh.

Salwa M, Haque MA, Islam SS, ..., Khan MMH, Moniruzzaman S

BMJ Open 12 (6) e054837 [2022-06-13; online 2022-06-13]

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

Files DC, Matthay MA, Calfee CS, ..., ISPY COVID Adaptive Platform Trial Network , undefined

BMJ Open 12 (6) e060664 [2022-06-06; online 2022-06-06]

Venerable vulnerability or remarkable resilience? A prospective study of the impact of the first wave of the COVID-19 pandemic and quarantine measures on loneliness in Swedish older adults with home care.

Gustafsson PE, Nilsson I, San Sebastian M

BMJ Open 12 (5) e060209 [2022-05-24; online 2022-05-24]

Pandemic impact on patients with advanced non-COVID-19 illness and their family carers receiving specialised palliative home care: a qualitative study.

Nyblom S, Benkel I, Carling L, ..., Molander U, Öhlén J

BMJ Open 12 (5) e059577 [2022-05-19; online 2022-05-19]

Public risk perception and behaviours towards COVID-19 during the first and second waves in Nigeria: a secondary data analysis.

Ochu CL, Onoja M, Olatunji D, ..., Igumbor E, Ihekweazu C

BMJ Open 12 (4) e058747 [2022-04-01; online 2022-04-01]

Influence of the COVID-19 pandemic on abortions and births in Sweden: a mixed-methods study.

Rydelius J, Edalat M, Nyman V, ..., Milsom I, Hognert H

BMJ Open 12 (2) e054076 [2022-02-23; online 2022-02-23]

Association between pharmaceutical modulation of oestrogen in postmenopausal women in Sweden and death due to COVID-19: a cohort study.

Sund M, Fonseca-Rodríguez O, Josefsson A, Welen K, Fors Connolly AM

BMJ Open 12 (2) e053032 [2022-02-14; online 2022-02-14]

Category: Drug Discovery Category: Health Topics: Register-based research Type: Journal article

Intimate physical contact between people from different households during the COVID-19 pandemic: a mixed-methods study from a large, quasi-representative survey (Natsal-COVID).

Sonnenberg P, Menezes D, Freeman L, ..., Mitchell K, Field N

BMJ Open 12 (2) e055284 [2022-02-09; online 2022-02-09]

Working conditions in primary healthcare during the COVID-19 pandemic: an interview study with physicians in Sweden.

Fernemark H, Skagerström J, Seing I, ..., Schildmeijer K, Nilsen P

BMJ Open 12 (2) e055035 [2022-02-08; online 2022-02-08]

Category: Public Health Category: Social Science & Humanities Type: Review

Analytical observational study evaluating global pandemic preparedness and the effectiveness of early COVID-19 responses in Ethiopia, Nigeria, Singapore, South Korea, Sweden, Taiwan, UK and USA.

Nikolaeva A, Versnel J

BMJ Open 12 (2) e053374 [2022-02-02; online 2022-02-02]

Effectiveness of tobacco cessation interventions for different groups of tobacco users in Sweden: a study protocol for a national prospective cohort study.

Rasmussen M, Larsson M, Gilljam H, ..., Helgason AR, Tønnesen H

BMJ Open 12 (1) e053090 [2022-01-25; online 2022-01-25]

COVID-19 collateral damage-psychological burden and behavioural changes among older adults during the first outbreak in Stockholm, Sweden: a cross-sectional study.

Beridze G, Triolo F, Grande G, Fratiglioni L, Calderón-Larrañaga A

BMJ Open 12 (1) e058422 [2022-01-07; online 2022-01-07]

Informal caregiver support needs and burden: a survey in Lithuania.

Biliunaite I, Kazlauskas E, Sanderman R, Andersson G

BMJ Open 12 (1) e054607 [2022-01-04; online 2022-01-04]

Year 2021

Characteristics and outcomes of patients with COVID-19 with and without prevalent hypertension: a multinational cohort study.

Reyes C, Pistillo A, Fernández-Bertolín S, ..., Kostka K, Duarte-Salles T

BMJ Open 11 (12) e057632 [2021-12-22; online 2021-12-22]

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.

Partinen M, Holzinger B, Morin CM, ..., Wing Y, Bjorvatn B

BMJ Open 11 (12) e050672 [2021-12-13; online 2021-12-13]

Cohort study of the characteristics and outcomes in patients with COVID-19 and in-hospital cardiac arrest.

Holm A, Jerkeman M, Sultanian P, ..., Herlitz J, Rawshani A

BMJ Open 11 (11) e054943 [2021-11-30; online 2021-11-30]

Experience of the COVID-19 pandemic as lived by patients with hip and knee osteoarthritis: an Italian qualitative study.

Battista S, Dell'Isola A, Manoni M, ..., Palese A, Testa M

BMJ Open 11 (10) e053194 [2021-10-27; online 2021-10-27]

Brain MRI and neuropsychological findings at long-term follow-up after COVID-19 hospitalisation: an observational cohort study.

Hellgren L, Birberg Thornberg U, Samuelsson K, ..., Divanoglou A, Blystad I

BMJ Open 11 (10) e055164 [2021-10-27; online 2021-10-27]

Role and utility of COVID-19 laboratory testing in low-income and middle-income countries: protocol for rapid evidence synthesis.

Ouma OK, Ephraim K, Loyce N, ..., Ocan M, Obuku EA

BMJ Open 11 (10) e050296 [2021-10-18; online 2021-10-18]

Assessing relative COVID-19 mortality during the second wave: a prospective Swiss population-based study.

Siegfried S, Bopp M, Günthard H, ..., Crowther M, Hothorn T

BMJ Open 11 (10) e051164 [2021-10-04; online 2021-10-04]

Cross-sectional examination of 24-hour movement behaviours among 3- and 4-year-old children in urban and rural settings in low-income, middle-income and high-income countries: the SUNRISE study protocol

Okely T, Reilly JJ, Tremblay MS, ..., Wickramasinghe P, Widyastari DA

BMJ Open 11 (10) e049267 [2021-10-00; online 2021-10-25] Open Access

Diabetes, hypertension, body mass index, smoking and COVID-19-related mortality: a systematic review and meta-analysis of observational studies

Mahamat-Saleh Y, Fiolet T, Rebeaud ME, ..., Aune D, Severi G

BMJ Open 11 (10) e052777 [2021-10-00; online 2021-10-25] Open Access

COVID-19 in Pregnancy and Early Childhood (COPE): study protocol for a prospective, multicentre biobank, survey and database cohort study.

Carlsson Y, Bergman L, Zaigham M, ..., Sengpiel V, COPE study group

BMJ Open 11 (9) e049376 [2021-09-14; online 2021-09-14]

Category: Biochemistry Category: Health Type: Journal article

Assessing the capacity of symptom scores to predict COVID-19 positivity in Nigeria: a national derivation and validation cohort study.

Elimian KO, Aderinola O, Gibson J, ..., Igumbor E, Ihekweazu C

BMJ Open 11 (9) e049699 [2021-09-03; online 2021-09-03] Open Access

Association of cardiometabolic risk factors with hospitalisation or death due to COVID-19: population-based cohort study in Sweden (SCAPIS).

Tornhammar P, Jernberg T, Bergström G, ..., Andersson DP, Ueda P

BMJ Open 11 (9) e051359 [2021-09-02; online 2021-09-02] Open Access

Category: Health Funder: Hjärt-Lungfonden Funder: KAW/SciLifeLab Funder: Vinnova Research Area: Biobanks for COVID-19 research Type: Journal article

Intermarriage and COVID-19 mortality among immigrants. A population-based cohort study from Sweden.

Aradhya S, Brandén M, Drefahl S, ..., Mussino E, Juárez SP

BMJ Open 11 (9) e048952 [2021-08-31; online 2021-08-31]

Correlates of intended COVID-19 vaccine acceptance across time and countries: results from a series of cross-sectional surveys.

Kerr JR, Schneider CR, Recchia G, ..., Freeman AL, van der Linden S

BMJ Open 11 (8) e048025 [2021-08-02; online 2021-08-02] Open Access

Swedish nationwide time series analysis of influenza and suicide deaths from 1910 to 1978.

Rück C, Mataix-Cols D, Malki K, ..., Runeson B, Sidorchuk A

BMJ Open 11 (7) e049302 [2021-07-07; online 2021-07-07] Open Access

Fitness, strength and severity of COVID-19: a prospective register study of 1 559 187 Swedish conscripts.

Af Geijerstam A, Mehlig K, Börjesson M, ..., Åberg M, Lissner L

BMJ Open 11 (7) e051316 [2021-07-05; online 2021-07-05] Open Access

Randomised, controlled, open label, multicentre clinical trial to explore safety and efficacy of hyperbaric oxygen for preventing ICU admission, morbidity and mortality in adult patients with COVID-19.

Kjellberg A, Douglas J, Pawlik MT, ..., Rodriguez-Wallberg KA, Lindholm P

BMJ Open 11 (7) e046738 [2021-07-05; online 2021-07-05]

Category: Drug Discovery Category: Health Type: Journal article

Prevalence and incidence of anti-SARS-CoV-2 antibodies among healthcare workers in Belgian hospitals before vaccination: a prospective cohort study.

Mortgat L, Verdonck K, Hutse V, ..., Desombere I, Duysburgh E

BMJ Open 11 (6) e050824 [2021-06-29; online 2021-06-29]

Category: Biochemistry Category: Health Type: Journal article

Everyday life in a Swedish nursing home during the COVID-19 pandemic: a qualitative interview study with persons 85 to 100 years.

Lood Q, Haak M, Dahlin-Ivanoff S

BMJ Open 11 (6) e048503 [2021-06-18; online 2021-06-18] Open Access

Public acceptance of COVID-19 vaccines: cross-national evidence on levels and individual-level predictors using observational data.

Lindholt MF, Jørgensen F, Bor A, Petersen MB

BMJ Open 11 (6) e048172 [2021-06-15; online 2021-06-15] Open Access

Cardiovascular-related deaths at the beginning of the COVID-19 outbreak: a prospective analysis based on the UK Biobank

Wang J, Zhu J, Yang H, ..., Fang F, Song H

BMJ Open 11 (6) e046931 [2021-06-00; online 2021-06-04]

Acuity level of care as a predictor of case fatality and prolonged hospital stay in patients with COVID-19: a hospital-based observational follow-up study from Pakistan.

Almas A, Mushtaq Z, Moller J

BMJ Open 11 (5) e045414 [2021-05-28; online 2021-05-28] Open Access

Household food insecurity and its association with self-reported male perpetration of intimate partner violence: a survey of two districts in central and western Uganda.

Awungafac G, Mugamba S, Nalugoda F, ..., Ekström AM, Kågesten A

BMJ Open 11 (3) e045427 [2021-03-31; online 2021-03-31] Open Access

Impact of COVID-19 pandemic on utilisation of healthcare services: a systematic review.

Moynihan R, Sanders S, Michaleff ZA, ..., Scott I, Albarqouni L

BMJ Open 11 (3) e045343 [2021-03-16; online 2021-03-16]

Type: Review

Assessing relative COVID-19 mortality: a Swiss population-based study.

Hothorn T, Bopp M, Günthard H, ..., Weibull CE, Crowther M

BMJ Open 11 (3) e042387 [2021-03-08; online 2021-03-08]

Association between cardiometabolic disease and severe COVID-19: a nationwide case-control study of patients requiring invasive mechanical ventilation.

Svensson P, Hofmann R, Häbel H, Jernberg T, Nordberg P

BMJ Open 11 (2) e044486 [2021-02-17; online 2021-02-17] Open Access

Year 2020

Development and external validation of a COVID-19 mortality risk prediction algorithm: a multicentre retrospective cohort study

Mei J, Hu W, Chen Q, ..., Yue J, Wang QL

BMJ Open 10 (12) e044028 [2020-12-00; online 2020-12-24]

Mental health of Urban Mothers (MUM) study: a multicentre randomised controlled trial, study protocol.

Schwank SE, Chung H, Hsu M, ..., Andersson E, Acharya G

BMJ Open 10 (11) e041133 [2020-11-27; online 2020-11-27]

COVID-19 case-fatality rate and demographic and socioeconomic influencers: worldwide spatial regression analysis based on country-level data.

Cao Y, Hiyoshi A, Montgomery S

BMJ Open 10 (11) e043560 [2020-11-03; online 2020-11-03]

Category: Other Category: Social Science & Humanities Type: Journal article

COVID-19 outbreak-related psychological distress among healthcare trainees: a cross-sectional study in China.

Wang Y, Li Y, Jiang J, ..., Zhang W, Song H

BMJ Open 10 (10) e041671 [2020-10-20; online 2020-10-20]

Category: Social Science & Humanities Type: Journal article

Exploring views and experiences of how infections are detected and managed in practice by nurses, care workers and manager's in nursing homes in England and Sweden: a survey protocol.

Carey N, Alkhamees N, Cox A, ..., Tingström P, Mold F

BMJ Open 10 (10) e038390 [2020-10-01; online 2020-10-01]

Category: Social Science & Humanities Type: Journal article