Measurement Properties of the Polymyalgia Rheumatica Activity Score: A Systematic Literature Review

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.

This is an investigator-initiated and -funded study. T.E. Bolhuis, MD, A.A. den Broeder, PhD, C.H.M. van den Ende, MSc, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, and Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands; L.E.A. Nizet, A. van der Maas, MD, PhD, Department of Rheumatology, Sint Maartenskliniek, Ubbergen, the Netherlands; C. Owen, MBBS, PhD, Department of Rheumatology, Austin Health, Melbourne, Australia. The authors declare no conflicts of interest relevant to this article. Address correspondence to Dr. T.E. Bolhuis, Sint Maartenskliniek, Department of Rheumatology, PO Box 9011, 6500GM, Nijmegen, the Netherlands. Email: t.bolhuis@maartenskliniek.nl. Accepted for publication February 16, 2022.