Evidence map›Paper›PMID 38454486›Full record

ArticleOrphanet journal of rare diseases2024

Analysis of caregiver perspectives on patients with mucopolysaccharidosis II treated with pabinafusp alfa: results of qualitative interviews in Japan.

Kimitoshi Nakamura, Norio Sakai, Mohammad Arif Hossain, Julie B Eisengart, Tatsuyoshi Yamamoto, Kazunori Tanizawa, Sairei So, Mathias Schmidt, Yuji Sato

Open access · goldAbstract read
In one paragraph

Article in Orphanet journal of rare diseases, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
1.0field-weighted citation impact, top 26% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed, 3 citations in OpenAlex.

  1. Trial
  2. Article
  3. Targeting Neurological Aspects of Mucopolysaccharidosis Type II: Enzyme Replacement Therapy and Beyond.BioDrugs : clinical immunotherapeutics, biopharmaceuticals and gene therapy · 2024
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 2 countries.

Kimitoshi Nakamura *Department of Pediatrics, Faculty of Life Science, Kumamoto University, 860-0862, Kumamoto, Japan.
Norio Sakai *Child Healthcare and Genetic Science Laboratory, Division of Health Sciences, Osaka University Graduate School of Medicine, 565-0871, Osaka, Japan.
Mohammad Arif HossainJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan. arif@jp.jcrpharm.com.ORCID 0000-0002-6598-7403
Julie B EisengartDepartment of Pediatrics, University of Minnesota, 55455, Minneapolis, MN, USA.
Tatsuyoshi YamamotoJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan.
Kazunori TanizawaJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan.
Sairei SoJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan.
Mathias SchmidtJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan.
Yuji SatoJCR Pharmaceuticals, 11-18 Kusunoki-cho, 659-0015, Ashiya city, Hyogo, Japan.
JCR Pharmaceuticals (Japan) · JPKumamoto University · JPThe University of Osaka · JPUniversity of Minnesota · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMucopolysaccharidosis type II (MPS II), or Hunter syndrome, is a rare X-linked metabolic disorder predominantly affecting males. Pabinafusp alfa, an iduronate-2-sulfatase enzyme designed to cross the blood-brain barrier, was approved in Japan in 2021 as the first enzyme replacement therapy targeting both the neuropathic and somatic signs and symptoms of MPS II. This study reports caregivers' experiences of MPS II patients receiving pabinafusp alfa through qualitative interviews.

methodsSemi-structured, qualitative interviews were conducted with caregivers at seven clinical sites in Japan using a semi-structured moderation guide (Voice of the Caregiver guide). Thematic analysis was applied to the interview transcripts to identify symptoms and health-related quality of life impacts at baseline, changes during treatment, and overall treatment experience.

resultsSeven caregivers from 16 trial sites participated, representing seven children aged 8-18 years who had received pabinafusp alfa for 3.3-3.5 years at the time of the interviews. Data suggest a general trend toward improvement in multiple aspects, although not all caregivers observed discernible changes. Reported cognitive improvements included language skills, concentration, self-control, eye contact, mental clarity, concept understanding, following instructions, and expressing personal needs. Further changes were reported that included musculoskeletal improvements and such somatic changes as motor function, mobility, organ involvement, joint mobility, sleep patterns, and fatigue. Four caregivers reported improvements in family quality of life, five expressed treatment satisfaction, and all seven indicated a strong willingness to continue treatment of their children with pabinafusp alfa.

conclusionCaregivers' perspectives in this study demonstrate treatment satisfaction and improvement in various aspects of quality of life following therapy with pabinafusp alfa. These findings enhance understanding of pabinafusp alfa's potential benefits in treating MPS II and contribute to defining MPS II-specific outcome measures for future clinical trials.

Indexed as

Iduronate SulfataseMucopolysaccharidosis IICaregiversChildEnzyme Replacement TherapyHumansJapanMaleQuality of LifeRare DiseasesIduronate SulfataseCaregiver-reported outcomesHunter syndromeMucopolysaccharidosis type IIPabinafusp alfaQualitative caregiver interviewsQuality of lifeTreatment experience

Identifiers

PMID38454486
PMCPMC10921713
OpenAlexW4392576190

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.