Publications by authors named "David Rog"

Background: The MSIS-29 measures the physical and psychological impact of MS.

Objective: The associations between MSIS-29 domains and demographic/clinical aspects were examined and trajectories analysed over time.

Methods: Data were collected in the Trajectories of Outcome in Neurological Conditions study for a diverse population of people with MS, with follow-up for up to 5 years.

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Introduction: There remains a high unmet need for disease-modifying therapies that can impact disability progression in secondary progressive multiple sclerosis (SPMS). Following positive results of the phase 2 MS-STAT study, the MS-STAT2 phase 3 trial will evaluate the efficacy and cost-effectiveness of repurposed high-dose simvastatin in slowing the progression of disability in SPMS.

Methods And Analysis: MS-STAT2 will be a multicentre, randomised, placebo-controlled, double-blind trial of participants aged between 25 and 65 (inclusive) who have SPMS with an Expanded Disability Status Scale (EDSS) score of 4.

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The failure of relapses and white matter lesions to properly explain long-term disability and progression in multiple sclerosis is compounded by its artificial separation into relapsing remitting, secondary progressive, and primary progressive pigeonholes. The well-known epidemiological disconnection between relapses and long-term disability progression has been rediscovered as "progression independent of relapse activity", i.e.

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Background: A growing body of evidence suggests inequitable access to disease-modifying therapies (DMTs) for multiple sclerosis (MS) in publicly funded healthcare systems. This retrospective study examined the impact of ethnicity and deprivation on the access to DMTs.

Methods: All adults diagnosed with relapsing-remitting MS between 2010 and 2020 were included.

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Background: The prevalence of depression in Multiple Sclerosis (MS) is often assessed by administering patient reported outcome measures (PROMs) examining depressive symptomatology to population cohorts; a recent review summarised 12 such studies, eight of which used the Hospital Anxiety and Depression Scale-Depression (HADS-D). In clinical practice, depression is diagnosed by an individual structured clinical interview; diagnosis often leads to treatment options including antidepressant medication. It follows that an MS population will include those whose current depressive symptoms meet threshold for depression diagnosis, plus those who previously met diagnostic criteria for depression and have been treated such that depressive symptoms have improved below that threshold.

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Background: Multiple sclerosis (MS) is a leading cause of non-traumatic disability in young adults. Accumulating evidence indicates early diagnosis and early treatment improves long-term outcomes. However, the MS diagnostic pathway is increasingly complex, and delays may occur at several stages.

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Background: Higher education is associated with better job opportunities and higher income.

Objectives: Herein, the impact of education on the uptake of disease-modifying therapies (DMTs) for multiple sclerosis (MS) in a publicly funded health care system was examined using the UK MS Register.

Methods: All adult participants with relapsing remitting MS diagnosed between 2008 and 2021 were included.

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Background: The treatment landscape for relapsing multiple sclerosis (MS) has changed dramatically in recent decades, including an increasing number of high-efficacy disease-modifying therapies (DMTs) with varied administration and monitoring requirements. Coupled with greater focus on earlier treatment, these factors have resulted in stretching of the capacity of MS specialist services and allied healthcare professionals (HCPs). To assist with the effective planning of MS services in the UK NHS, this study quantified the administration and monitoring time burden associated with high-efficacy DMTs (alemtuzumab, cladribine tablets, fingolimod, natalizumab, and ocrelizumab) for relapsing MS.

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Background: Dimethyl fumarate (DMF) has a favorable benefit-risk profile treating people with multiple sclerosis and should be used in pregnant women only if the potential benefits outweigh potential risks to the fetus.

Objective: Assess pregnancy outcomes in a completed international registry (TecGistry) of women with MS exposed to DMF.

Methods: TecGistry included pregnant women with MS exposed to DMF, with data collected at enrollment, 6-7 months gestation, 4 weeks after estimated due date, and at postpartum weeks 4, 12, and 52.

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Background: Multiple Sclerosis (MS) is a neuroinflammatory disorder which affects 2.8 million people world-wide. A growing body of evidence shows ethnic disparities in MS.

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Background And Aims: In people with relapsing-remitting multiple sclerosis (pwRRMS), data from studies on non-pharmacological factors which may influence relapse risk, other than age, are inconsistent. There is a reduced risk of relapses with increasing age, but little is known about other trajectories in real-world MS care.

Methods: We studied longitudinal questionnaire data from 3885 pwRRMS, covering smoking, comorbidities, disease-modifying therapy (DMT), and patient-reported outcome measures, as well as relapses during the past year.

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Background: Visual dysfunction is common in people with Multiple Sclerosis (pwMS), associated with a variety of visual symptoms. Capturing the patient experience of these complex patterns of visual pathology is challenging. A valid and reliable patient reported measure, capable of detecting clinically significant change, would have considerable research and clinical benefits.

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Introduction: Reliable measurement of disability in multiple sclerosis (MS) using a comprehensive, patient self-reported scale, such as the World Health Organization Disability Assessment Schedule (WHODAS) 2.0, would be of clinical and research benefit.

Methods: In the Trajectories of Outcome in Neurological Conditions-MS study, WHODAS 2.

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Purpose: Genetic studies of multiple sclerosis (MS) susceptibility and severity have focused on populations of European ancestry. Studying MS genetics in other ancestral groups is necessary to determine the generalisability of these findings. The genetic Association study in individuals from Diverse Ancestral backgrounds with Multiple Sclerosis (ADAMS) project aims to gather genetic and phenotypic data on a large cohort of ancestrally-diverse individuals with MS living in the UK.

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Clinical coding uses a classification system to assign standard codes to clinical terms and so facilitates good clinical practice through audit, service design and research. However, despite clinical coding being mandatory for inpatient activity, this is often not so for outpatient services, where most neurological care is delivered. Recent reports by the UK National Neurosciences Advisory Group and NHS England's 'Getting It Right First Time' initiative recommend implementing outpatient coding.

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Background: Multiple sclerosis (MS) is frequently diagnosed in people of reproductive age, many of whom will become pregnant following diagnosis. Although many women report an improvement in symptoms and relapses during pregnancy, symptoms such as fatigue and spasticity are commonly reported and can worsen. Prescribing medications during pregnancy and breastfeeding presents unique challenges and guidance on the use of symptomatic therapies is limited.

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Background: Coping in multiple sclerosis (MS) refers to cognitive and behavioural efforts to manage stresses imposed by the illness. Existing generic and disease-specific coping scales do not meet modern guidelines for scale development and cannot produce interval-level metrics to allow for change scores.

Objective: The main aim of this study was to develop a brief patient-reported outcome measure for coping in MS, capable of interval-level measurement.

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Neurologists increasingly use anti-CD20 therapies, including for women of childbearing age, despite these medications being unlicensed for use in pregnancy. Current evidence suggests that women can safely conceive while taking anti-CD20 therapy. Women should not be denied treatment during pregnancy when it is clinically indicated, although they should be counselled regarding live vaccinations for their infant.

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Background: Clinical trial populations do not fully reflect routine practice. The power of routinely collected data to inform clinical practice is increasingly recognised.

Methods: The OPTIMISE:MS pharmacovigilance study is a prospective, pragmatic observational study, conducted across 13 UK MS centres.

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Background: Longitudinal studies among people with Multiple Sclerosis (pwMS) have shown that self-efficacy is linked to physical, cognitive and psychological functioning.

Objectives: To determine the distribution of self-efficacy in a large sample of pwMS, examining whether there are distinct groups which show different self-efficacy trajectories over time, and the health status characteristics of any groups identified.

Methods: Participants completed serial questionnaire packs, including Unidimensional Self-efficacy-MS (USE-MS) scale, for the Trajectories of Outcome in Neurological Conditions-MS (TONiC-MS) study over an average 46-month period.

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Background: Deprivation can impact the access to health interventions in publicly funded health systems where cost is not the dominant barrier. In this study we examined whether deprivation affected the access to disease modifying therapies (DMTs) for multiple sclerosis (MS).

Methods: All English adults on the UK MS register with relapsing remitting MS who were diagnosed between 2010 and 2017, and after the age of 29 years were included.

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Introduction: People with Relapsing Remitting Multiple Sclerosis (RRMS) are increasingly included as active participants in shared decision making around their treatment options. Choosing a first disease modifying treatment (DMT) is a complex process that often takes place soon after a diagnosis has been given. Patients therefore are often required to make difficult decisions at a time when they are still coming to terms with their illness.

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Introduction: The power of 'real world' data to improve our understanding of the clinical aspects of multiple sclerosis (MS) is starting to be realised. Disease modifying therapy (DMT) use across the UK is driven by national prescribing guidelines. As such, the UK provides an ideal country in which to gather MS outcomes data.

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Background And Objectives: Oral delayed-release dimethyl fumarate (DMF) is not recommended during pregnancy and should only be used if the potential benefit justifies the potential fetal risk. Although DMF was well tolerated in clinical trials with consistent safety results in postmarketing surveillance, data are limited in pregnant women. The objective was to provide pregnancy outcomes and DMF exposure information from an interim analysis from a prospective, international registry (TecGistry; NCT01911767).

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Background And Objectives: Cognitive impairment in multiple sclerosis (MS) is associated with functional connectivity abnormalities. While there have been calls to use functional connectivity measures as biomarkers, there remains to be a full understanding of why they are affected in MS. In this cross-sectional study, we tested the hypothesis that functional network regions may be susceptible to disease-related "wear and tear" and that this can be observable on co-occurring abnormalities on other magnetic resonance metrics.

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