Fig. 2
From: Assessment of symptoms of the post-COVID-19 syndrome in patients with different rheumatic diseases
Non-significant correlations between the number of post-COVID-19 symptoms and disease activity as measured by the disease activity score (DAS28-CRP) in RA, the SLE disease activity index (SLEDAI), the disease activity in psoriatic arthritis (DAPSA), and the ankylosing spondylitis disease activity score (ASDAS) (r = 0.181 with P = 0.432, r = 0.433 with P = 0.083, r = 0.458 with P = 0.156, and r = 0.3 with P = 0.425, respectively)