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. Author manuscript; available in PMC: 2024 Apr 30.
Published in final edited form as: Sci Transl Med. 2020 Nov 18;12(570):eaaz5327. doi: 10.1126/scitranslmed.aaz5327

Table 1. Characteristics of patients with ACPA-positive arthralgia and established RA included in the study.

At-risk arthralgia Established RA
Number of patients 8 20
ACPA-IgG plasma concentrations
  Median (AU/ml) 420 2343
  Range (AU/ml) 31–2563 101–7667
Frequency of
ACPA-positive B cells in
total PBMCs
  Median (%) 0.0017 0.0049
  Range (%) 0.0008–0.0388 0.0012–0.0237