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Table 1 Clinical characteristics and baseline demographic of 160 RA patients

From: Low levels of PCSK9 are associated with remission in patients with rheumatoid arthritis treated with anti-TNF-α: potential underlying mechanisms

Age, yrs

56.2 ± 12.4

Female, n (%)

117 (72.2)

Duration of RA, yrs

7 (4–14)

RF-positivity, n (%)

132 (81.5)

Current smoking, n (%)

39 (24.1)

Hypertension, n (%)

90 (61.2)

Diabetes mellitus, n (%)

9 (5.6)

CVD comorbidity, n (%)

46 (28.4)

Statin use, n (%)

6 (3.7)

BMI, kg/m2

25.2 ± 4.6

DAS28

5.7 ± 1.0

HAQ-score

1.3 ± 0.6

MTX use, n (%)

126 (77.8)

GC use, n (%)

54 (33.3)

GC, mg/day

5 (5 to 7.5)

NSAID use, n (%)

112 (69.1)

  1. Values are mean values with SD or median values with IQR as indicated
  2. RF rheumatoid factor, CVD cardiovascular disease, BMI body mass index, DAS28 disease activity score of 28 joints, HAQ health assessment questionnaire, GC glucocorticoid, NSAID non-steroidal anti-inflammatory drug, yrs years, MTX methotrexate