This study was a retrospective, non-interventional, cross-sectional, multi-cohort study of patients clinically diagnosed with RMS (RRMS and SPMS). Patients were classified according to the immediate previous treatment in two groups, those who were prescribed with high efficacy treatments (HETs) and those who were prescribed with non-high efficacy treatments (non-HETs). HET include alemtuzumab, ofatumumab, ocrelizumab, natalizumab, cladribine, fingolimod and ozanimod; and non-HETs include molecules classified as with moderate or modest efficacy such as: interferons, glatiramer acetate, dimethyl fumarate and teriflunomide.
The study cohort consisted of RMS patients identified in the Adelphi Real World MS DSP, which was current up until the Q2/2021. The study was using waves VI-IX of the Adelphi DSP dataset. Study period: Q1 2017 - Q1 \& Q2 2021 (waves VI-IX of Adelphi DSP dataset). Identification period: Q1 2017 - Q1 \& Q2 2021 (waves VI-IX of Adelphi DSP dataset). Index date: defined as the dates when the surveys were carried out (Q1 2017 - Q1 \& Q2 2021).
Study Type
OBSERVATIONAL
Enrollment
4,361
HET include alemtuzumab, ofatumumab, ocrelizumab, natalizumab, cladribine, fingolimod and ozanimod.
Non-HETs include molecules classified as with moderate or modest efficacy such as: interferons, glatiramer acetate, dimethyl fumarate and teriflunomide.
Novartis Investigative Site
East Hanover, New Jersey, United States
Proportion of patients who were switched based on risk perception (infections, malignancies, others)
Proportion of patients who were switched based on risk perception (infections, malignancies, others) were reported.
Time frame: Throughout the study, approximately 5 years (2017 to 2021)
Number of patients with ranking of the frequency of switches due to risk perception
Proportion of patients who were switched based on risk perception (infections, malignancies, others) were reported.
Time frame: Throughout the study, approximately 5 years (2017 to 2021)
Proportion of patients who switched due to lack of efficacy
Proportion of patients who switched due to lack of efficacy due to new or enlarging lesions on MRI, increase in the frequency and/or severity of the relapses, progression in physical disability measured by EDSS or patient compliance issues between groups were reported.
Time frame: Throughout the study, approximately 5 years (2017 to 2021)
Proportion of patients who changed treatment group versus patients who continued in the same treatment group
Proportion of patients who changed treatment group versus patients who continued in the same treatment group were reported.
Time frame: Throughout the study, approximately 5 years (2017 to 2021)
Number of relapses
Number of relapses were reported.
Time frame: Baseline
Expanded Disability Status Scale (EDSS)
The Expanded Disability Status Scale (EDSS) is a method of quantifying disability in multiple sclerosis and monitoring changes in the level of disability over time. The EDSS scale ranges from 0 to 10 in 0.5 unit increments that represent higher levels of disability.
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Time frame: Baseline
Age
Age information reported
Time frame: Baseline
Gender
Gender information reported
Time frame: Baseline
Number of patients: Employment status
Patient employment status reported
Time frame: Baseline
Number of patients with Initial MS diagnosis
Number of patients with Initial MS diagnosis were reported.
Time frame: Baseline
Number of patients with Current MS diagnosis
Number of patients with Current MS diagnosis were reported.
Time frame: Baseline
Number of patients with previous disease modifying treatment
Number of patients with previous disease modifying treatment were reported.
Time frame: Baseline