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Table 2 Characteristics of D2T* and non-D2T patients at the start of treatment with the first b/tsDMARD

From: Timely escalation to second-line therapies after failure of methotrexate in patients with early rheumatoid arthritis does not reduce the risk of becoming difficult-to-treat

 

D2T

n. 45

non-D2T

n. 110

p

Age, mean (SD), yrs

50.1 (10.9)

54.5 (14.6)

0.07

Female gender, n. (%)

41 (91.1)

81 (73.6)

0.03

BMI, mean (SD)

27.2 (8.3)

25.7 (5.7)

0.27

Overweight, n. (%)

25 (55.6)

43 (39.1)

0.09

Current smoker, n. (%)

11 (24.4)

24 (21.8)

0.89

Hypertension, n. (%)

24 (53.3)

49 (44.5)

0.41

CCI, mean (SD)

1.1 (1.3)

0.9 (1.2)

0.36

Depression, n. (%)

9 (20)

14 (12.7)

0.36

Disease duration, median (IQR), months

15.1 (8-29.6)

21.5 (11-46.1)

0.02

DAS28, mean (SD)

5.2 (0.7)

4.1 (1.1)

< 0.001

SJC28, mean (SD)

5.6 (3.3)

3.5 (3.4)

0.001

TJC28, mean (SD)

10 (6.6)

5.4 (4.6)

< 0.001

VAS pain, mean (SD), mm

66.9 (19.9)

55.6 (24.5)

0.02

CRP, mean (SD), mg/dl

1.2 (1.3)

1.2 (1.8)

0.87

RF and/or ACPA positive, n. (%)

22 (48.9)

76 (69.1)

0.03

SHS erosions ≥ 1, n. (%)

20 (44.4)

47 (42.7)

0.99

MTX, n. (%)

39 (86.7)

88 (80)

0.45

MTX dose, mean (SD)

19.5 (4.8)

18.4 (4.7)

0.20

Prednisone, n. (%)

42 (93.3)

82 (74.5)

0.02

Prednisone dose, mean (SD), mg/day

6.5 (3)

5.9 (2.2)

0.17

  1. D2T = Difficult-to-Treat; BMI = body mass index; CCI = Charlson comorbidity index; DAS28 = disease activity score on 28 joints; SJC28 = swollen joint count on 28 joints; TJC28 = tender joint count on 28 joints; VAS = visual analogue scale; CRP = C-reactive protein; RF = rheumatoid factor; ACPA = anti-citrullinated peptide antibodies; SHS = Sharp score; MTX = methotrexate
  2. *D2T according to the EULAR definition [5].