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Study Evaluating Kesimpta® Treatment Effects in Patients With Relapsing Multiple Sclerosis Transitioning From Other Therapies

A Non-interventional Study Evaluating Kesimpta® (Ofatumumab) Treatment Effects in Patients With Relapsing Multiple Sclerosis Transitioning From Other Therapies [KAIROS]

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT05566756
Acronym
KAIROS
Enrollment
307
Registered
2022-10-04
Start date
2022-10-28
Completion date
2025-05-28
Last updated
2026-05-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Multiple Sclerosis

Keywords

Multiple sclerosis, MS, Kesimpta, ofatumumab

Brief summary

KAIROS was a prospective, multicenter, non-interventional study (NIS) in Germany. Prospective, primary data was collected via questionnaires and an electronic case report form (eCRF) over a period of one year (max. 1.5 years) of treatment. Additionally, medical history of participants was collected including disease duration, EDSS, MRI parameters and relapses.

Detailed description

The decision for ofatumumab as routine medical treatment must have been taken independently of and prior to the study start. During the observation phase of the study, data was collected according to standard of care as recommended by KKNMS (Competence Network Multiple Sclerosis in Germany). The prospective observational period per patient was up to approx. one year from the time of consent (1 year ± 2 months visit window + potentially 6 months follow-up to confirm disability worsening in patients who showed increase in EDSS within 6 months prior to EOS). The observational period was not dictated by the protocol. The follow-up documentation took place at a frequency defined as per investigator's discretion. The diagnostic or monitoring procedures were only those ordinarily applied to the therapeutic strategy and to routine clinical care, could be performed as telemedicine visits and took place as per investigator's discretion.

Interventions

OTHEROfatumumab

There is no treatment allocation. Patients administered Ofatumumab by prescription will be enrolled.

Sponsors

Novartis Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to 99 Years
Healthy volunteers
No

Inclusion criteria

1. Written informed consent must be obtained before participating in the study 2. Diagnosis of RMS per McDonald Criteria (2017) (Thompson, Banwell et al. 2018) 3. Prior treatment with EU approved DMT for MS other than ofatumumab 4. Decision for treatment initiation of ofatumumab (Kesimpta®) prior to study participation and planned initiation of ofatumumab after respective wash-out period of prior DMT (if applicable) or performed initiation of ofatumumab within the last 14 days 5. Ofatumumab treatment in line with the German label

Exclusion criteria

1. Use of investigational drugs during the study, OR within 3 months before ofatumumab initiation, OR within 5 half-lives of investigational drug before ofatumumab initiation, OR until the expected pharmacodynamic effect has returned to baseline, whichever is longer 2. Subjects who are not able to provide consent due to incapable judgement 3. Simultaneous participation in any investigational trial or simultaneous participation in another Novartis-sponsored non-interventional study with ofatumumab

Design outcomes

Primary

MeasureTime frameDescription
Reasons for recent therapy switch to ofatumumabBaselineReasons for recent therapy switch to ofatumumab will be collected

Secondary

MeasureTime frameDescription
Proportion of missed ofatumumab doses12 monthsProportion of missed ofatumumab doses within one year, defined as the difference between number of planned doses and number of administered doses
Number of patients by reasons for treatment interruptions12 monthsReasons for treatment interruptions per patient will be collected
Number of treatment interruptions per patient12 monthsNumber of treatment interruptions per patient will be collected
Duration of treatment interruptions per patient12 monthsDuration of treatment interruptions per patient will be collected
Proportion of patient subgroups with and without 100% adherence depending on different characteristics12 monthsProportion of patient subgroups with and without 100% adherence depending on different characteristics, defined as patients with matching number of planned doses and number of administered doses within 1 year (e.g., previous experience with sub-cutaneous therapy)
Proportion of patients permanently discontinuing ofatumumab during the study by reason for discontinuation12 monthsProportion of patients permanently discontinuing ofatumumab during the study by reasons for discontinuation will be collected
Proportion of patients permanently discontinuing ofatumumab during the study by planned next DMT12 monthsProportion of patients permanently discontinuing ofatumumab during the study by planned next DMT
Change on Multiple Sclerosis Impact Scale 29 (MSIS-29) as compared to baseline in general and depending on reasons for treatment switchBaseline, month 6, month 12MSIS-29 is a 29-item, self administered questionnaire that includes two domains, physical and psychological. Responses are captured on a 4-point scale ranging from "not at all" (1) to "extremely" (4), where higher scores reflect greater impact on day-to-day life. The questions in the scale ask the subjects for their views about the impact of MS on their day to-day life during the past 2 weeks. Analysis will be done depending on the reasons for treatment switch.
Treatment Satisfaction Questionnaire for Medication (TSQM) 1.4 as compared to baseline in general and depending on reasons for treatment switchBaseline, month 6, month 12The TSQM Version 1.4 comprises 14 items across four domains focusing on effectiveness (3 items), side effects (5 items), convenience (3 items), and global satisfaction (3 items) of the medication over the previous 2-3 weeks, or since the subject´s last use. With the exception of item 4 (presence of side effects; yes or no), all items have 5 or 7 responses, scored from 1 (least satisfied) to 5 or 7 (most satisfied). 7-item scales had a non-neutral midpoint, such that there were more positive response options than negative response options, to allow precise information to be obtained at the upper end of the score distribution. Item scores are summarized to give four domain scores, which are in turn transformed to a scale of 0 -100.
Fatigue Scale for Motor and Cognitive Functions (FSMC) compared to baseline in general and depending on reasons for treatment switchBaseline, month 6, month 12FSMC is a 20 item scale developed as a measure of cognitive and motor fatigue for people with Multiple Sclerosis. Each item is rated on a scale from 1-5 (1:"does not apply", 5: "applies completely"). Thus, a maximum of 100 points for the total scale can be achieved. A patient who has neither motor nor cognitive fatigue would thus achieve a score of 20 for the total scale.
Percentage of patients with no clinical evidence of disease activity (NEDA)Baseline, month 6, month 12NEDA is defined by no confirmed MS relapse, no new or enlarging T2 lesions, no Gadolinium-positive T1 lesions, and no six-month confirmed disability worsening
Proportion of patients demonstrating the individual NEDA-3 componentsBaseline, month 12The individual NEDA-3 components are: * proportion of patients with no confirmed MS relapse * proportion of patients with no new or enlarging T2 lesions and no Gadolinium-positive T1 lesions * proportion of patients with no six-month confirmed disability worsening
The proportion of subjects discontinuing treatment due to insufficient effectiveness (lack of effectiveness) or tolerability/safety reasons12 monthsThe proportion of subjects discontinuing treatment due to insufficient effectiveness or tolerability/safety reasons
Number of participants with injection related AEs12 monthsinjection site reaction AEs vs. injection systemic reaction AEs

Countries

Germany

Contacts

STUDY_DIRECTORNovartis Pharmaceuticals

Novartis Pharmaceuticals

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 30, 2026