Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

314 questions · 335 findings · 34 reviews · Headline outcomes only

No studies found 57 · 17%GRADE not reported 2 · 0.6%Very low 87 · 26%Low 114 · 34%Moderate 60 · 17.9%High 15 · 4.5%

Alemtuzumab 12 mg vs interferon beta‐1a

Proportion of participants with relapse‐free survival at ≥ 12 months · adults with relapsing–remitting multiple sclerosis

Alemtuzumab 12 mg may leads to lower relapse‐free survival compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 24 mg vs interferon beta‐1a

New or enlarging T2‐hyperintense lesions · adults with multiple sclerosis Interventions: immunosuppressive and immunomodulatory drugs Comparator: placebo Outcome: withdrawals due to…

The review found no eligible studies for this question.

1 finding from 1 review

Alemtuzumab 24 mg vs interferon beta‐1a

Leaving the study early · adults with multiple sclerosis Interventions: immunosuppressive and immunomodulatory drugs Comparator: placebo Outcome: withdrawals due to…

Alemtuzumab 24 mg may leads to lower dropouts compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 12 mg vs interferon beta‐1a

Sustained disease progression‐free survival · adults with relapsing–remitting multiple sclerosis

Alemtuzumab 12 mg may leads to lower sustained disease progression‐free survival compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 12 mg vs interferon beta‐1a

Adverse events, including serious adverse events Assessed by: number of participants with ≥ 1 event · adults with relapsing–remitting multiple sclerosis

Alemtuzumab 12 mg showed no clear difference in adverse events, including serious events Assessed by: number of… compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 12 mg vs interferon beta‐1a

Number of participants with new or enlarging T2‐hyperintense lesions on MRI · adults with relapsing–remitting multiple sclerosis

The review found no eligible studies for this question.

1 finding from 1 review

Alemtuzumab 12 mg vs interferon beta‐1a

Dropout · adults with relapsing–remitting multiple sclerosis

It is very uncertain whether alemtuzumab 12 mg changes dropouts Assessed by: number of participants who dropped out compared with interferon beta‐1a (very low certainty).

1 finding from 1 review

Alemtuzumab 24 mg vs interferon beta‐1a

Proportion of participants with relapse‐free survival at ≥ 12 months · adults with multiple sclerosis Interventions: immunosuppressive and immunomodulatory drugs Comparator: placebo Outcome: withdrawals due to…

Alemtuzumab 24 mg may leads to lower relapse‐free survival compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 24 mg vs interferon beta‐1a

Sustained disease progression‐free survival · adults with multiple sclerosis Interventions: immunosuppressive and immunomodulatory drugs Comparator: placebo Outcome: withdrawals due to…

Alemtuzumab 24 mg may leads to lower sustained disease progression‐free survival compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Alemtuzumab 24 mg vs interferon beta‐1a

Adverse events, including serious adverse events Assessed by: number of participants with ≥ 1 event · adults with multiple sclerosis Interventions: immunosuppressive and immunomodulatory drugs Comparator: placebo Outcome: withdrawals due to…

Alemtuzumab 24 mg showed no clear difference in adverse events, including serious adverse events Assessed by: number… compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Relapse · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab probably leads to lower number of participants experiencing ≥ 1 relapse compared with interferon beta‐1a (moderate certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Number of participants experiencing disability progression · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab may leads to lower number of participants experiencing disability progression compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Number of participants with any adverse events · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab showed no clear difference in number of participants with any adverse events compared with interferon beta‐1a (moderate certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Number of participants with any serious adverse events · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab showed no clear difference in number of participants with any serious adverse events compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Number of participants with adverse events leading to study discontinuation · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab may leads to lower number of participants experiencing treatment discontinuation caused… compared with interferon beta‐1a (low certainty).

1 finding from 1 review

Ocrelizumab vs interferon beta‐1a

Number of participants with gadolinium‐enhancing T1 lesions on MRI · patients with relapsing‐remitting multiple sclerosis

Ocrelizumab may leads to lower number of participants with gadolinium‐enhancing T1 lesions on MRI compared with interferon beta‐1a (low certainty).

1 finding from 1 review