The primary objective of the study is to estimate the annualized relapse rate (ARR) over a 12-month period in patients with Relapsing-Remitting Multiple Sclerosis (RRMS) who are treated with dimethyl fumarate (DMF) as their initial therapy (treatment-naïve), or switching from interferon (IFN) or glatiramer acetate (GA) (after suboptimal response defined as suboptimal efficacy, intolerance, or poor adherence to IFN or GA), as determined by the Prescribing Physician. The secondary objectives of this study in this study population are: To assess the impact of DMF over a 12 month period on patient reported outcomes (PROs) and health economic related outcomes; and to evaluate additional clinical outcomes at Month 12.
Study Type
OBSERVATIONAL
Enrollment
24
administered according to the local product label (i.e., Canadian Product Monograph).
Research Site
Edmonton, Alberta, Canada
Research Site
Burnaby, British Columbia, Canada
Research Site
Saint John, New Brunswick, Canada
Research Site
St. John's, Newfoundland and Labrador, Canada
Research Site
Halifax, Nova Scotia, Canada
Research Site
Sydney, Nova Scotia, Canada
Research Site
Cambridge, Ontario, Canada
Research Site
London, Ontario, Canada
Research Site
Gatineau, Quebec, Canada
Research Site
Montreal, Quebec, Canada
Annualized Relapse Rate (ARR) at month 12
Relapses are defined as new or recurrent neurologic symptoms not associated with fever, lasting at least 24 hours.
Time frame: Month 12
Change from baseline to Month 12 in the 14-item Treatment Satisfaction Questionnaire for Medication (TSQM-14) score
TSQM-14 is an instrument to assess patient's satisfaction with medication, providing scores on four scales: Side effects, effectiveness, convenience and global satisfaction.
Time frame: Baseline and month 12
Change from baseline to Month 12 in the Short-Form 36 (SF-36) scores
SF-36 is a self-administered, generic health status questionnaire consisting of 36 questions that measure 8 health concepts: physical functioning, role limitations due to physical problems, bodily pain, general health perception, vitality, social functioning, role limitations due to emotional problems and mental health.
Time frame: Baseline and month 12
Change from baseline to Month 12 in the Modified Fatigue Impact Scale (MFIS-5) scores
MFIS-5 a modified form of the Fatigue Impact Scale that consists of five questions that assess the impact of fatigue on physical, cognitive, and psychosocial functioning, with five response levels ranging from 0 ("Never") to 4 ("Almost always"). Total scores range from 0 to 20, with higher scores representing a greater impact of fatigue.
Time frame: Baseline and month 12
Change from baseline to Month 12 in the Beck Depression Inventory (BDI-7) scores
BDI-7 is is a self-report inventory for measuring the severity of depression on a 7-item scale.
Time frame: Baseline and month 12
Change from baseline to Month 12 in the Work Productivity and Impairment Questionnaire: Multiple Sclerosis (WPAI-MS) scores
WPAI-MS is a patient-reported quantitative assessment of the amount of absenteeism, presenteeism and daily activity impairment attributable to Multiple Sclerosis
Time frame: Baseline and month 12
Change from baseline to Month 12 in the Morisky 8-item Medication Adherence Scale (MMAS-8) scores
MMAS-8 is a self-reporting tool to facilitate the identification of barriers to and behaviors associated with adherence to chronic medications. Scores on the MMAS-8 range from 0-8, with scores of less than 6 reflecting low adherence.
Time frame: Baseline and month 12
Change from baseline to Month 12 in patient-reported Expanded Disability Status Scale (patient-reported EDSS) scores
The patient reported EDSS measures disability status on a scale ranging from 0 to 10, with higher scores indicating more disability. Scoring is based on measures of impairment in eight functional systems.
Time frame: Baseline and month 12
Proportion of patients relapsing at Month 12
Relapses are defined as new or recurrent neurologic symptoms not associated with fever, lasting at least 24 hours.
Time frame: Month 12
Proportion of patients with relapses associated with hospitalizations at Month 12
Time frame: Month 12
Proportion of patients with relapses associated with steroid use at Month 12
Time frame: Month 12
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