Evidence map›Paper›PMID 39136801›Full record

Trial reportJournal of patient-reported outcomes2024

Measuring treatment impacts on symptoms in adults with hypoparathyroidism: findings from the PaTHway trial.

Meryl Brod, Kathryn M Pfeiffer, Jane F Beck, Alden Smith

Registry-linked trialAbstract readRandomized Controlled TrialClinical Trial, Phase III
In one paragraph

Trial report in Journal of patient-reported outcomes, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04701203 (PaTHway TRIAL), which is not on this map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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.

NCT04701203 phase3completednot on this map

PaTHway TRIAL: A Phase 3, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Parallel Group Trial, With an Open-Label Extension, Investigating the Safety, Tolerability and Efficacy of TransCon PTH Administered Subcutaneously Daily in Adults With Hypoparathyroidism

TypeinterventionalSponsorAscendis Pharma Bone Diseases A/SRan2021 to 2025Enrolled84ConditionsHypoparathyroidism, Endocrine System Diseases, Parathyroid DiseasesArmsTransCon PTH, Placebo
3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
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

4 authors.

Meryl BrodThe Brod Group, 219 Julia Ave., Mill Valley, CA, 94941, USA. mbrod@thebrodgroup.net.ORCID 0000-0002-0663-5838
Kathryn M PfeifferThe Brod Group, 219 Julia Ave., Mill Valley, CA, 94941, USA.ORCID 0000-0003-2186-6340
Jane F BeckThe Brod Group, 219 Julia Ave., Mill Valley, CA, 94941, USA.ORCID 0000-0003-1880-1933
Alden SmithAscendis Pharma, Inc., 1000 Page Mill Road, Palo Alto, CA, 94304, USA.ORCID 0000-0003-1582-534X

Funding

Ascendis Pharma Bone Diseases A/S NA
6 · The paper itself

Abstract

backgroundHypoparathyroidism is a rare endocrine disease frequently associated with serious physical and cognitive symptoms. This study's purpose was to understand the impacts of the phase 3 PaTHway clinical trial treatment, TransCon PTH, on patients' overall, physical, and cognitive hypoparathyroidism signs/symptoms and what patients consider meaningful improvement.

methodsIndividual telephone exit interviews were conducted with patients who recently completed the PaTHway trial blinded period. Using a semi-structured interview guide, interviews focused on trial treatment impact on hypoparathyroidism symptoms following the symptom list in the Hypoparathyroidism Patient Experience Scale-Symptom (HPES-Symptom). Meaningful changes in hypoparathyroidism symptoms were assessed with the Patient Global Impression of Severity (PGIS) and Patient Global Impression of Change (PGIC) measures. Interviewees were probed on the meaningfulness of reported changes in symptoms from prior to starting trial treatment to the past 2 weeks/current time. Interviews were audiotaped and transcribed. Transcripts were coded for emerging concepts and themes/subthemes covered in the interview guide based on an adapted grounded theory approach.

resultsNineteen adults with hypoparathyroidism participated in interviews in the United States (n = 13, 68.4%) and Canada (n = 6, 31.6%). Marked improvements in physical and cognitive symptoms were described among trial treatment group respondents. The majority of participants who reported experiencing hypoparathyroidism physical symptoms pre-trial indicated symptom improvement with treatment, including muscle twitching (100%, n = 15), low energy (92.9%, n = 13), feeling tired (92.3%, n = 12), muscle weakness (92.9%, n = 13), tingling without numbness (84.6%, n = 11), trouble sleeping (92.3%, n = 12), muscle cramping (92.3%, n = 12), tingling with numbness (92.3%, n = 12), muscle spasms (100%, n = 12), and pain (90.9%, n = 10). Most participants who reported experiencing cognitive symptoms pre-trial reported symptom improvement with treatment, including difficulty finding the right words (86.7%, n = 13), difficulty concentrating (93.3%, n = 14), trouble remembering (92.9%, n = 13), trouble thinking clearly (85.7%, n = 12), and difficulty understanding information (83.3%, n = 10). Those in the placebo group reported limited or no improvement. The vast majority of participants affirmed that the improvements they experienced in symptom frequency on the PGIS/PGIC and HPES-Symptom were meaningful.

conclusionsFindings indicate that TransCon PTH treatment improved participants' physical and cognitive hypoparathyroidism symptoms in meaningful ways, while reducing the daily burden associated with conventional therapy.

trial registrationNCT04701203 Registered: 06 January 2021. https://clinicaltrials.gov/study/NCT04701203?term=NCT04701203&rank=1 .

Indexed as

HypoparathyroidismAdultAgedFemaleHumansInterviews as TopicMaleMiddle AgedParathyroid HormonePatient Reported Outcome MeasuresQuality of LifeSeverity of Illness IndexTreatment OutcomeParathyroid HormoneAdultsExit interviewsHypoparathyroidismPatient-reported outcomesSymptoms

Identifiers

PMID39136801
PMCPMC11322464

What OpenQuestion holds

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Registered trials

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.