About this trial
The exploratory ELIOS study aims to assess the value of novel investigational Eye Movement Biomarkers (EMBs) in tracking disease-related changes among a real-world cohort of Canadian patients with active RRMS, within the context of disease-modifying treatment (i.e., ofatumumab). To that end, the study will use the patented investigational, Eye Tracking Neurological Assessment (ETNA-ProgMS) SaMD (v1.0.11 or later), which has not yet received Health Canada approval, to reliably and accurately track eye movements with precision.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Adult patients who are prescribed ofatumumab as part of routine clinical care as per the PM but who have not yet received their first dose. The decision to prescribe ofatumumab must be made prior to and independent of study participation.
Patients or their legally authorized representatives who sign the Institutional Review Boards/Independent Ethics Committee (IRB/IEC)-approved informed consent form.
Patients who meet the EDSS score range of 0 up to 7 at the time of screening and enrollment for ofatumumab treatment.
Patients with a diagnosis of active RRMS according to the 2017 Revised McDonald criteria2.
Disqualifiers
Patients with primary progressive MS, secondary progressive MS without disease activity, clinically isolated syndrome, or radiologically isolated syndrome.
Any disease or condition that could interfere with participation in the study according to the study protocol, or with the ability of the patients to cooperate and comply with the study procedures.
Pregnant or nursing (lactating) women.
Total abstinence (when this is in line with the preferred and usual lifestyle of the participant). Periodic abstinence (e.g., calendar, ovulation, symptothermal, post-ovulation methods) and withdrawal are not acceptable methods of contraception
Trial design
Single group
Treatments tested in this trial
ETNATM-ProgMS
DeviceTo that end, the study will use the patented investigational ETNATM-ProgMS SaMD (v1.0.11 or later), which has not yet received Health Canada approval, to reliably and accurately track eye movements with precision. Of note, investigational versions of this SaMD are used for the purpose of clinical research only and will not be commercialized.
Treatment groups
Trial outcomes
Primary outcomes
1- Change Eye Movement Biomarkers (EMB)
Change in subtle eye movement anomalies referred to as Eye Movement Biomarkers (EMBs). EMB are derived from composite scores of various Eye Movement metrics. Results stratified by patients experiencing a clinically meaningful change (CMC) in at least one traditional MS outcome (CMCp) or no CMC in all traditional MS outcomes (CMCs/i) at 24 months (or at the time of ofatumumab discontinuation and treated with ofatumumab for at least 12 months)
Secondary outcomes
1a. Change in EMB
Change in subtle eye movement anomalies referred to as Eye Movement Biomarkers (EMBs). EMB are derived from composite scores of various Eye Movement metrics
1b. Change in EMB trajectories
Trajectories of investigational EMBs over time
2a. Change in Annual Relapse Rate (ARR)
MS relapse is defined as the appearance of a new neurological abnormality or worsening of a previously stable or improving pre-existing neurological abnormality, separated by at least 30 days from onset of a preceding clinical demyelinating event. The abnormality must have been present for at least 24 hours and must have occurred in the absence of fever (\< 37.5°C) or of a known infection.
2b. Change in patient disability measured by Expanded Disability Status Scale EDSS
The EDSS is an ordinal scale used for assessing neurologic impairment in MS based on a neurological examination. It consists of scores in each of seven functional systems (FSs) and an ambulation score that are then combined to determine the EDSS steps (ranging from 0 \[normal\] to 10 (death due to MS). The FSs are Visual, Brain Stem, Pyramidal, Cerebellar, Sensory, Bowel \& Bladder, and Cerebral functions
Sponsors and contacts
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