1. Factors associated with severe COVID-19 in people with idiopathic inflammatory myopathy: results from the COVID-19 Global Rheumatology Alliance physician-reported registry
- Author
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Carlo Alberto Scirè, Laure Gossec, Loreto Carmona, Jinoos Yazdany, Pedro M Machado, Guillermo J Pons-Estel, Christophe Richez, Marie Holmqvist, Rebecca Grainger, Jean W Liew, Emily Sirotich, Philip C Robinson, Kristin M D’Silva, Su-Ann Yeoh, Milena Gianfrancesco, Kimme L Hyrich, Lindsay Jacobsohn, Saskia Lawson-Tovey, Elsa F Mateus, Suleman Bhana, Jonathan S Hausmann, Paul Sufka, Tiffany Y-T Hsu, Arundathi Jayatilleke, Martin Schäfer, Ana Carolina de Oliveira e Silva Montandon, Paula Jordan, Samuel Katsuyuki Shinjo, Zachary Wallace, Sofía Ornella, Monique Gore-Massy, Victor R Pimentel-Quiroz, Monica Vasquez del Mercado, Edgard Torres dos Reis Neto, Laurindo Ferreira da Rocha Junior, Maria Eugenia D'Angelo Exeni, and Edson Velozo
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Medicine - Abstract
Objectives To investigate factors associated with severe COVID-19 in people with idiopathic inflammatory myopathy (IIM).Methods Demographic data, clinical characteristics and COVID-19 outcome severity of adults with IIM were obtained from the COVID-19 Global Rheumatology Alliance physician-reported registry. A 3-point ordinal COVID-19 severity scale was defined: (1) no hospitalisation, (2) hospitalisation (and no death) and (3) death. ORs were estimated using multivariable ordinal logistic regression. Sensitivity analyses were performed using a 4-point ordinal scale: (1) no hospitalisation, (2) hospitalisation with no oxygen (and no death), (3) hospitalisation with oxygen/ventilation (and no death) and 4) death.Results Of 348 patients, 48% were not hospitalised, 39% were hospitalised (and did not die) and 13% died. Older age (OR=1.59/decade, 95% CI 1.31 to 1.91), high disease activity (OR=3.50, 95% CI 1.25 to 9.83; vs remission), ≥2 comorbidities (OR=2.63, 95% CI 1.39 to 4.98; vs none), prednisolone-equivalent dose >7.5 mg/day (OR=2.40, 95% CI 1.09 to 5.28; vs no intake) and exposure to rituximab (OR=2.71, 95% CI 1.28 to 5.72; vs conventional synthetic disease-modifying antirheumatic drugs only) were independently associated with severe COVID-19. In addition to these variables, in the sensitivity analyses, male sex (OR range: 1.65–1.83; vs female) was also significantly associated with severe outcomes, while COVID-19 diagnosis after 1 October 2020 (OR range: 0.51–0.59; vs on/before 15 June 2020) was significantly associated with less severe outcomes, but these associations were not significant in the main model (OR=1.57, 95% CI 0.95 to 2.59; and OR=0.61, 95% CI 0.37 to 1.00; respectively).Conclusions This is the first large registry data on outcomes of COVID-19 in people with IIM. Older age, male sex, higher comorbidity burden, high disease activity, prednisolone-equivalent dose >7.5 mg/day and rituximab exposure were associated with severe COVID-19. These findings will enable risk stratification and inform management decisions for patients with IIM.
- Published
- 2022
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