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Table 1 Treatment outcomes at 6 months by disease activity

From: Predictors of functional improvement and pain reduction in rheumatoid arthritis patients who achieved low disease activity with disease-modifying antirheumatic drugs: a retrospective study of the FIRST Registry

 

Total

(N = 1828)

Disease activity at 6 months

Remission/LDA

(CDAI ≤ 10, N = 1446)

MDA/HDA

(CDAI > 10, N = 382)

Mean

SE

Median

Mean

SE

Median

Mean

SE

Median

CDAI at 6 months

6.50

0.16

4.7

3.74

0.08

3.3

17.14

0.38

14.7

SDAI at 6 months

6.79

0.17

4.9

3.97

0.08

3.54

17.78

0.41

14.985

DAS28-ESR at 6 months

2.90

0.03

2.76

2.50

0.02

2.45

4.47

0.05

4.43

HAQ-DI at 6 months

0.78

0.02

0.625

0.64

0.02

0.375

1.33

0.04

1.25

Pain VAS at 6 months

28.00

0.57

21

21.18

0.52

15

53.99

1.19

57

Change in clinical parameters at 6 months

Δ CDAI

-18.33

0.29

-17

-19.80

0.31

-18

-12.66

0.67

-11.3

Δ SDAI

-19.99

0.03

-18.34

-21.54

0.35

-19.38

-13.96

0.74

-12.51

Δ DAS28-ESR

-2.46

0.03

-2.44

-2.77

0.04

-2.72

-1.30

0.07

-1.26

Δ HAQ

-0.40

0.02

-0.25

-0.46

0.02

-0.25

-0.19

0.03

-0.125

Δ Pain VAS

-23.70

0.67

-20

-27.63

0.73

-24

-8.67

1.35

-7.5

  

N

%

 

N

%

 

N

%

 

HAQ-DI improvement*

993

54.3

 

839

58.0

 

154

40.3

 

HAQ-DI at 6 months ≤ 0.5

783

42.8

 

732

50.7

 

50

13.1

 

Pain VAS reduction at 6month**

490

26.8

 

454

31.4

 

36

9.4

 
  1. SE: standard error, HAQ-DI: health assessment questionnaire disability index, CDAI: clinical disease activity index, SDAI: simplified disease activity index, DAS: disease activity score; VAS: visualized analogue scale, LDA: low disease activity, MDA: middle disease activity, HDA: high disease activity
  2. *Those whose HAQ-DI improved by > 0.22, ** Those whose Pain VAS reduced by ≥ 40 mm