ANA: antinuclear antibody. Figure 5.
[jrheum.org]
Retrospective assessments included sex, onset age, disease duration, antinuclear antibodies, HLA-B27, uveitis, ocular complications, second-line therapies, intraarticular
[ncbi.nlm.nih.gov]
Risk factors included sex, age at arthritis onset, disease category, and antinuclear antibody (ANA) status.
[ncbi.nlm.nih.gov]