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Table 2 Ultrasound, MBDA Score, and RA Disease Activity Measures Over 12 Weeks

From: Ultrasound and multi-biomarker disease activity score for assessing and predicting clinical response to tofacitinib treatment in patients with rheumatoid arthritis

Measure (range/unit)

Baseline mean (SD)

N = 25

2 weeks mean (SD)

N = 25

12 weeks mean (SD)

N = 24

p-value

SRM

PDUS (0–102)

28.7 (17.8)

19.5 (15.4)

12.2 (10.6)

< 0.0001

1.18

GSUS (0–102)

48.4 (16.5)

44.9 (16.4)

37.9 (15.3)

< 0.0001

0.90

mUS7 PDUS (0–36)

10.2 (6.5)

7.0 (5.2)

4.1 (4.0)

< 0.0001

1.10

mUS7 GSUS (0–24)

18.0 (7.1)

15.7 (7.1)

12.9 (5.9)

< 0.0001

0.95

MBDA Score (1–100)

50.6 (17.5)

41.0 (15.1)

39.6 (15.3)

< 0.0001

0.73

CDAI (0–76)

39.9 (13.2)

28.6 (13.2)

21.6 (13.0)

< 0.0001

1.73

DAS28/ESR (0- ~ 9.1)

6.3 (1.2)

5.2 (1.3)

4.6 (1.4)

< 0.0001

1.71

TJC28 (0–28)

12.6 (6.5)

8.7 (6.5)

6.3 (5.8)

< 0.0001

1.12

SJC28 (0–28)

13.0 (6.4)

9.3 (6.1)

7.1 (5.4)

< 0.0001

1.26

Physician Global (0–10)

6.8 (2.0)

5.4 (1.6)

4.2 (1.6)

< 0.0001

1.53

Patient Global (0–10)

7.0 (1.9)

4.9 (2.1)

3.5 (2.6)

< 0.0001

1.31

ESR (mm/hr)

39.2 (27.4)

31.6 (22.0)

27.6 (20.3)

0.003

0.55

hsCRP (mg/L)

16.7 (20.8)

6.7 (7.4)

8.1 (16.7)

0.02

0.36

HAQ-DI (0–3)

1.4 (0.7)

1.0 (0.6)

0.7 (0.6)

< 0.0001

0.83

  1. PDUS Power doppler ultrasound, GSUS Gray scale ultrasound, mUS7 Modified ultrasound 7, MBDA Multi-biomarker disease activity, CDAI Clinical disease activity index, DAS28/ESR Disease activity score, erythrocyte sedimentation rate, TJC Tender joint count, SJC Swollen joint count, hsCRP High-sensitivity C-reactive protein, HAQ-DI Health assessment questionnaire-disability Index, SRM Standardized Response Means. P-values represent the significance of the effect of time in repeated measures ANOVA models