Comparative treatment persistence of upadacitinib vs. tofacitinib in psoriatic arthritis: a multicenter observational study from the BIRRA cohort - Summary - MDSpire

Comparative treatment persistence of upadacitinib vs. tofacitinib in psoriatic arthritis: a multicenter observational study from the BIRRA cohort

  • By

  • Alessandro Conforti

  • Martina Gentile

  • Valerio Cipolloni

  • Linda Lucchetti

  • Marta Priora

  • Andrea Becciolini

  • Eleonora Celletti

  • Miriam Di Penta

  • Alberto Lo Gullo

  • Marino Paroli

  • Elena Bravi

  • Romina Andracco

  • Valeria Nucera

  • Francesca Ometto

  • Federica Lumetti

  • Antonella Farina

  • Matteo Colina

  • Viviana Ravagnani

  • Palma Scolieri

  • Maddalena Larosa

  • Elisa Visalli

  • Olga Addimanda

  • Rosetta Vitetta

  • Alessandro Volpe

  • Alessandra Bezzi

  • Francesco Girelli

  • Aldo Biagio Molica Colella

  • Rosalba Caccavale

  • Eleonora Di Donato

  • Giuditta Adorni

  • Daniele Santilli

  • Gianluca Lucchini

  • Eugenio Arrigoni

  • Emanuela Sabatini

  • Ilaria Platè

  • Natalia Mansueto

  • Aurora Ianniello

  • Enrico Fusaro

  • Maria Chiara Ditto

  • Vincenzo Bruzzese

  • Dario Camellino

  • Gerolamo Bianchi

  • Francesca Serale

  • Rosario Foti

  • Giorgio Amato

  • Francesco De Lucia

  • Ylenia Dal Bosco

  • Roberta Foti

  • Massimo Reta

  • Alessia Fiorenza

  • Guido Rovera

  • Antonio Marchetta

  • Maria Cristina Focherini

  • Fabio Mascella

  • Simone Bernardi

  • Gilda Sandri

  • Dilia Giuggioli

  • Carlo Salvarani

  • Veronica Franchina

  • Francesco Molica Colella

  • Giulio Ferrero

  • Mirco Magnani

  • Marta Maset

  • Camilla Mazzanti

  • Gianluca Santoboni

  • Claudio Angrisani

  • Massimiliano De Simone

  • Bernd Raffeiner

  • Simone Parisi

  • Alarico Ariani

  • July 8, 2026

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Objective:

To compare real-world treatment persistence between upadacitinib and tofacitinib in patients with psoriatic arthritis and identify predictors of treatment discontinuation.

Approach:
  • Study Design: Retrospective, multicenter, observational study using data from the Italian BIRRA cohort.
  • Participants: 181 PsA patients treated with UPA (n = 124) and TOFA (n = 57) from 34 rheumatology centers.
  • Data Collection: Baseline demographics, treatment details, and disease activity (DAPSA) were collected.
  • Analysis: Treatment persistence evaluated using Kaplan-Meier survival analysis; predictors identified via Cox proportional hazards models.
Key Findings:
  • Retention rates at 6, 12, and 18 months were 86%, 68%, and 54% for UPA and 78%, 60%, and 60% for TOFA (p = 0.7). Concomitant csDMARD therapy (HR: 1.92; 95% CI: 1.04–3.54; p = 0.037) and later-line treatment (HR: 1.17; 95% CI: 1.01–1.35; p = 0.034) were associated with higher discontinuation risk. No statistically significant differences in persistence between UPA and TOFA after adjustment.
Interpretation:

PsA treatment retention may be influenced more by patient- and treatment-related factors than by the specific JAK inhibitor prescribed.

Limitations:
  • The study is retrospective and observational, which may introduce biases, including selection bias and information bias. Limited generalizability due to the specific cohort and setting.
Conclusion:

UPA demonstrated slightly longer persistence than TOFA, though the difference was not statistically significant after adjustment.

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