In antisynthetase syndrome, ACPA are associated with severe and erosive arthritis: an overlapping rheumatoid arthritis and antisynthetase syndrome.

Medicine (Baltimore) · 2015 · PMC4602869 · PMID 25997035

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did not reach statistical significanceno p-value reported

36 Although 4 deaths were recorded in the ACPA-negative group versus none in the ACPA-positive group, difference in survival between the 2 groups did not reach statistical significance despite prolonged follow-up.

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