An exploratory latent class analysis of the ASAS Health Index reveals heterogeneous impact profiles in psoriatic arthritis

R. Queiro, MD, PhD, Rheumatology Division, Central University Hospital of Asturias, Oviedo, Spain; Department of Medicine, Oviedo University School of Medicine, Oviedo, Spain; Translational Immunology Division, Health Research Institute of the Principality of Asturias (ISPA), Oviedo, Spain.
I. Morante, MD, Section of Rheumatology, Hospital Sierrallana, Torrelavega, Cantabria, Spain.

Contributions: Conceptualization, R.Q., I.M.; Data curation, R.Q., I.M.; Formal analysis, R.Q., I.M.; Investigation, I.M.; Methodology, R.Q.; Resources, R.Q.; Supervision, R.Q.; Validation, R.Q., I.M.; Visualization, R.Q., I.M.; Writing—original draft, R.Q.; Writing—review and editing, R.Q., I.M. All authors have read and agreed to the published version of the manuscript
Funding (grants or industrial support): None
Competing Interests: None
Ethics (or reason for IRB exemption) and Patient Consent: The study was approved by the Clinical Research Ethics Committee of Sierrallana Hospital (Cantabria, Spain ref EOL 22/2021) and was conducted in accordance with the principles contained in the Declaration of Helsinki for studies in humans.

Corresponding author: Rubén Queiro. Rheumatology & ISPA Translational Immunology Division, Hospital Universitario Central de Asturias, Avenida de Roma, S/N 33011, Oviedo, Spain. Email: rubenque7{at}yahoo.es or queiromanuel{at}uniovi.es