Cited by 11Urticaria and Related ConditionsMobile Health and mHealth ApplicationsHealth Systems, Economic Evaluations, Quality of Life

Validity, reliability and responsiveness of digital visual analogue scales for chronic spontaneous urticaria monitoring: A CRUSE ® mobile health study

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Sousa‐Pinto, Bernardo, Ramanauskaite, Aiste, Neisinger, Sophia, Witte‐Händel, Ellen, Gimenez‐Arnau, Ana M., Guillet, Carole, Parisi, Claudio Alberto S., Katelaris, Constance H. +46 more·2025·Allergy

Abstract

Background: CRUSE® is an app that allows patients with chronic spontaneous urticaria (CSU) to monitor their daily disease activity through the use of visual analogue scales (VASs). We aimed to determine the concurrent validity, reliability, responsiveness and minimal important difference (MID) of CRUSE® VASs. Method s: We evaluated the properties of three daily VASs: VAS for how much patients were affected by their CSU (‘VAS urticaria’), VAS for the impact of urticaria on work/school productivity (‘VAS productivity’) and the VAS of EQ‐5D. Concurrent validity was assessed by measuring the association between each VAS and the Urticaria Activity Score (UAS). Intra‐rater reliability was determined based on the data of users providing multiple daily questionnaires within the same day. Test–retest reliability and responsiveness (ability to change), respectively, were tested in clinically stable and clinically unstable users. MIDs were determined using distribution‐based methods. Results: We included 5938 patients (67,380 days). Concurrent validity was high, with VAS urticaria being more strongly associated with the UAS score than the remaining VASs. Intra‐rater reliability was also high, with intraclass correlation coefficients (ICC) being above 0.950 for all VASs. Moderate‐high test–retest reliability and responsiveness were observed, with reliability ICC being highest for VAS EQ‐5D and responsiveness being highest for VAS urticaria. The MID for VAS urticaria was 17 (out of 100) units, compared to 15 units for VAS productivity and 11 units for VAS EQ‐5D. Conclusion: Daily VASs for CSU available in the CRUSE® app display high concurrent validity and intra‐rater reliability and moderate‐high test–retest reliability and responsiveness.

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Crossref · 10.1111/all.16371

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Authors
Sousa‐Pinto, B., Ramanauskaite, A., Neisinger, S., Witte‐Händel, E., Gimenez‐Arnau, A. M., Guillet, C., Parisi, C. A. S., Katelaris, C. H., Fomina, D., Larenas‐Linnemann, D., García, E., Kocatürk, E., Siebenhaar, F., Lima, H., Kaidashev, I., Nasr, I., Canales, I. O., Ojeda, I. C., Hébert, J., Bousquet, J., Bernstein, J. A., Peter, J., Sanchez, J., Sousa, J. I. L., Kulthanan, K., Weller, K., Godse, K., Rutkowski, K., Lapina, L., Bouillet, L., Han, L. L., Ensina, L. F., Gonçalo, M., Magerl, M., van Doorn, M., Metz, M., Khoshkhui, M., Hide, M., Türk, M., Kurjāne, N., Conlon, N., Salameh, P., Kolkhir, P., Asero, R., Stepanenko, R., Altrichter, S., Gil‐Mata, S., Thomsen, S. F., Zuberbier, T., Tsaryk, V., Ye, Y., Brzoza, Z., Zhao, Z., & Maurer, M.
Affiliations
  • Universidade do Porto (PT)
  • Institute of Allergology Charité—Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt‐Universität zu Berlin Berlin Germany
  • Humboldt-Universität zu Berlin (DE)
  • Department of Dermatology, Urticaria Center of Reference, and Excellence (UCARE) Hospital del Mar, IMIM, Universitat Pompeu Fabra Barcelona Spain
  • University Hospital Zurich (CH)
  • Hospital Italiano de Buenos Aires (AR)
  • Camden and Campbelltown Hospitals (AU)
  • Sechenov University (RU)
  • Hospital Médica Sur (MX)
  • Universidad de Los Andes (CO)
  • Koç University (TR)
  • McMaster University (CA)
  • Poltava State Medical University Poltava Ukraine
  • Royal Hospital (OM)
  • Department of Dermatology, Faculty of Medicine Pontifical Catholic University of Chile Santiago Chile
  • Universidad Espíritu Santo Samborondón, Ecuador, Respiralab Research Center Guayaquil Ecuador
  • Centre hospitalier universitaire de Québec (CA)
  • University of Cincinnati (US)
  • University of Cape Town (ZA)
  • Universidad de Antioquia (CO)
  • Department of Allergy UCARE, Clinica San Felipe Lima Peru
  • Siriraj Hospital (TH)
  • DY Patil Deemed to be University (IN)
  • Guy's Hospital (GB)
  • Allergic Diseases Diagnosis and Treatment Center Riga Stradins University, Pauls Stradins Clinical University Hospital Riga Latvia
  • Centre Hospitalier Universitaire de Grenoble (FR)
  • Greater Bay Area Institute of Precision Medicine (Guangzhou), School of Life Sciences Fudan University Shanghai China
  • Division of Allergy, Clinical Immunology and Rheumatology, Department of Pediatrics Federal University of Sao Paulo Sao Paulo Brazil
  • Unidade Local de Saúde de Coimbra (PT)
  • Department of Dermatology UCARE, Erasmus MC Rotterdam The Netherlands
  • Mashhad University of Medical Sciences (IR)
  • Hiroshima University (JP)
  • Erciyes University (TR)
  • Pauls Stradiņš Clinical University Hospital (LV)
  • Trinity College Dublin (IE)
  • University of Nicosia (CY)
  • Ambulatorio di Allergologia Clinica San Carlo Paderno Dugnano (MI) Italy
  • Bogomolets National Medical University (UA)
  • Johannes Kepler University of Linz (AT)
  • University of Copenhagen (DK)
  • Ajou University (KR)
  • University of Opole (PL)
  • Peking University First Hospital (CN)
Corresponding author
Sousa‐Pinto, Bernardo
Venue
Allergy
Publisher
Wiley
Published
2024-10-24
Volume
80
Issue
3
Pages
750-761
ISSN
  • 0105-4538 (ISSN-L)
  • 1398-9995
OpenAlex
W4403733567
Cited by
11
References
27
Citations by year
2026: 5 · 2025: 5 · 2024: 1
FWCI
3.54
Type
journal article
Language
en
Open access
Locations
  • Allergy (publishedVersion)
  • PubMed (publishedVersion)
  • Research at the University of Copenhagen (University of Copenhagen) (publishedVersion)
  • EUR Research Repository (Erasmus University Rotterdam) (publishedVersion, other-oa)
  • Zurich Open Repository and Archive (University of Zurich) (acceptedVersion)
  • Erciyes University - AVESIS (submittedVersion)
  • HAL (submittedVersion)
  • Fraunhofer-Publica (Fraunhofer-Gesellschaft) (submittedVersion)
  • AJOU Open Repository (Ajou University) (submittedVersion)
  • Zurich Open Repository and Archive (University of Zurich) (submittedVersion)
  • Zurich Open Repository and Archive (University of Zurich)
Funders
  • Amgen
  • AstraZeneca
  • Celldex Therapeutics
  • Centro de Investigação em Tecnologias e Serviços de Saúde (UIDB/4255/2020)
  • Fundação para a Ciência e a Tecnologia (UIDB/ 4255/2020)
Topics
  • Health Sciences › Medicine › Rheumatology › Urticaria and Related Conditions
  • Health Sciences › Health Professions › General Health Professions › Mobile Health and mHealth Applications
  • Social Sciences › Economics, Econometrics and Finance › Economics and Econometrics › Health Systems, Economic Evaluations, Quality of Life
Keywords
chronic spontaneous urticaria, mobile health, disease activity monitoring, concurrent validity, test-retest reliability, responsiveness, minimal important difference, EQ-5D, urticaria activity score, patient-reported outcomes
MeSH terms
Chronic Urticaria, Adult, Aged, Female, Humans, Male, Middle Aged, Surveys and Questionnaires, Severity of Illness Index, Reproducibility of Results, Telemedicine, Young Adult, Mobile Applications, Visual Analog Scale

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