OOIR: Observatory of International Research

Papers

(The H4-Index of BMJ Open is 65. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
Acupuncture as a therapeutic intervention for post-COVID-19 vaccination urticaria: a systematic review and meta-analysis protocol	569
Development of an international core outcome set for treatment trials in paediatric inguinal hernia: protocol for a three-phase study including a systematic review and Delphi survey	513
Studying both patient and staff experience to investigate their perceptions and to target key interactions to improve: a scoping review	260
plaTform fOr Urinary tract infection diagnostiC evAluatioN (TOUCAN): a protocol for a prospective diagnostic accuracy study of point-of-care testing in patients suspected of acute uncomplicated urinar	206
Randomised controlled trial on the effect of social support on disease control, mental health and health-related quality of life in people with diabetes from Côte d’Ivoire: the SoDDiCo study protocol	201
Innovative Telerehabilitation Enhanced Care Programme (ITECP) in young and middle-aged patients with haemorrhagic stroke to improve exercise adherence: protocol of a multicentre randomised controlled	194
Prevalence of sudden unexpected death of infants and its subcategories in low- or middle-income countries: a systematic review protocol	152
Cohort profile: Swedish families of the 1990s (SWIFT90)	151
Factors associated with cervical cancer screening among women of reproductive age in Moshi municipality, Kilimanjaro, Tanzania: a cross-sectional study	133
Loose cigarette purchase and adolescent smoking in Indonesia: a mixed-methods study	130
Knowledge, attitudes and practices of intensive care unit physicians towards the management of acute respiratory distress syndrome in China: a cross-sectional survey	126
Predicting preventive self-care behaviours among type 2 diabetes based on the health belief model in Bandar Abbas city: a cross-sectional study	126
Causes and determinants of infant mortality using verbal autopsy and social autopsy methods in a rural population of Odisha: a community-based matched case-control study	119
Prevalence of musculoskeletal disorders among garment workers: a systematic review and meta-analysis	113
SYMptom monitoring with Patient-Reported Outcomes using a web application among patients with Lung cancer in the Netherlands (SYMPRO-Lung): study protocol for a stepped-wedge randomised controlled tri	111
Is the analogue cognitive test from the ISPOCD equivalent to the digital cognitive test Mindmore? A protocol for a randomised cross-over study including qualitative interviews with self-reported healt	110
Anaesthetic and perioperative considerations for extrapleural pneumonectomy and extended pleurectomy/decortication: a scoping review protocol	97
Sexual and reproductive health issues and associated factors among female night school students in Amhara Region, Ethiopia: an institution-based cross-sectional study	96
The Australian and New Zealand brain injury lifespan cohort protocol: Leveraging common data elements to characterise longitudinal outcome and recovery	96
Prevalence of vitamin D and calcium deficiencies and their health impacts on women of childbearing age: a protocol for systematic review and meta-analysis	95
Identifying factors explaining practice variation in secondary stroke prevention in primary care: a cohort study based on all patients with ischaemic stroke in the Stockholm region	92
Association between chronic cerebrospinal venous insufficiency and multiple sclerosis: a systematic review and meta-analysis	91
Post-traumatic stress disorder psychological interventions in sub-Saharan Africa: protocol for a systematic review of the literature	90
Impact of COPD and asthma on in-hospital mortality and management of patients with heart failure in England and Wales: an observational analysis	88
Experience-based codesign approach to improve care in Australian emergency departments for complex consumer cohorts: the MyED project protocol, Stages 1.1–1.3	86

Prevalence of atrial fibrillation in Northern Sri Lanka: a study protocol for a cross-sectional household survey	86
Magnitude of birth trauma and its associated factors in South Wollo public hospitals, northeast Ethiopia, August 2021: Institutional-Based Cross-Sectional Study	86
Relationship of prostate cancer topography and tumour conspicuity on multiparametric magnetic resonance imaging: a protocol for a systematic review and meta-analysis	85
Association of mean arterial pressure with 5-year risk of incident diabetes in Chinese adults：a secondary population-based cohort study	84
Protocol for a scoping review of patient–clinician digital health interventions for the population with hip fracture	83
Facilitators and barriers to using smart TV among older adults in care settings: a scoping review protocol	83
Improving prediction of response to neoadjuvant treatment in patients with breast cancer by combining liquid biopsies with multiparametric MRI: protocol of the LIMA study – a multicentre prospective o	81
Parents’ experience of children with acquired brain injury undergoing neuro-rehabilitation: thematic synthesis protocol	81
Cortisol dynamics in undergraduate nursing students during clinical practice: protocol for an exploratory cross-sectional study	81
Understanding facilitators and barriers to follow-up after abnormal cervical cancer screening examination among women living in remote areas of Romania: a qualitative study protocol	81
Obstetric referrals, complications and health outcomes in maternity wards of large hospitals during the COVID-19 pandemic: a mixed methods study of six hospitals in Guinea, Nigeria, Uganda and Tanzani	80
Digital NHS Wales: a coding reliability analysis based on the voices of 22 978 patients and clinicians on the benefits, challenges and sustainability of video consulting	80
Virtual reality and speech analysis for the assessment of impulsivity and decision-making: protocol for a comparison with neuropsychological tasks and self-administered questionnaires	79
Relationship between health practices with attitudes towards pregnancy and motherhood and pregnancy symptoms in Iranian pregnant women: a cross-sectional study	78
Examining students’ perception of rural practice following an educational strategy aimed at preparing postsecondary students for rural careers: a systematic review protocol for qualitative studies	78
Understanding people’s experiences of extrication while being trapped in motor vehicles: a qualitative interview study	77
Regional variations in short stay urgent paediatric hospital admissions: a sequential mixed-methods approach exploring differences through data linkage and qualitative interviews	77
Observational and prospective study: evaluation of beliefs and representations of chronic treatments of polymedicated patients hospitalised in a vascular medicine and surgery department	76
Ventilation management and outcomes in out-of-hospital cardiac arrest: a protocol for a preplanned secondary analysis of the TTM2 trial	76
Addressing gaps in our understanding of the drowning patient: a protocol for the retrospective development of an Utstein style database and multicentre collaboration	76
First-line treatment with durvalumab plus chemotherapy versus chemotherapy alone for metastatic non-small-cell lung cancer in the USA: a cost-effectiveness analysis	75
Correlation of drug exposure and bacterial susceptibility with treatment response forMycobacterium avium complexlung disease: protocol for a prospective observational cohort study	74
Study protocol for data to suppression (D2S): a cluster-randomised, stepped-wedge effectiveness trial of a reporting and capacity-building intervention to improve HIV viral suppression in housing and	74
Cost–benefit analysis of partnership working between fire and rescue and health services across England and Wales during the COVID-19 pandemic	74
Maternal and neonatal peripartum factors associated with late initiation of breast feeding in Bangladesh: a secondary analysis	73
Protocol summary and statistical analysis plan forIntensiveNutritionTherapy comparEd to usual care iNcriTically ill adults (INTENT): a phase II randomised con	73
Randomised controlled trial of preconception lifestyle intervention on maternal and offspring health in people with increased risk of gestational diabetes: study protocol for the BEFORE THE BEGINNING	73
Identifying, synthesising and appraising existing evidence relating to myalgic encephalomyelitis/chronic fatigue syndrome and pregnancy: a mixed-methods systematic review	72
Melatonin for the prevention of postoperative delirium in older adults: a protocol for a systematic review and meta-analysis	72
Active case detection and treatment of malaria in pregnancy using LAMP technology (LAMPREG): a pragmatic randomised diagnostic outcomes trial—study protocol	71
Comparative efficacy of different acupuncture therapies on cancer-related insomnia: protocol for a systematic review and network meta-analysis	69
Prehospital care for ovarian cancer in Catalonia: could we do better in primary care? Retrospective cohort study	69
Cross-sectional and longitudinal analyses of variations of anthropometric measures of obesity with age in the Jackson Heart Study	68
Province-level distribution and drivers of infant mortality in mainland China: a Geodetector-based analysis of data from 2020	68
Study protocol for a feasibility study of microinterventions in smartphone-based assessments to reduce depressive rumination	68
Effectiveness of analgesic ear drops as add-on treatment to oral analgesics in children with acute otitis media: study protocol of the OPTIMA pragmatic randomised controlled trial	68
Treatment burden in survivors of prostate and colorectal cancers: a qualitative interview study	67
Risk factors for cognitive impairment in middle-aged type 2 diabetic patients: a cross-sectional study	67
Derivation and validation of clinical prediction rules for diagnosis of infectious mononucleosis: a prospective cohort study	65
Cross-sectional analyses of online appointment booking and repeat prescription ordering user characteristics in general practices of England in the years 2018–2020	65
Use of the Vitiligo Extent Score: a protocol for a scoping review	65