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Table 4 The risk factors of active disease in enthesitis-related arthritis (N = 70)

From: Enthesitis-related arthritis is the most common category of juvenile idiopathic arthritis in Taiwan and presents persistent active disease

 

Active

n = 46

Inactive

n = 13

P

Non-activea

n = 24

P

≤4 joints involved

44

13

>  0.999

24

0.543

> 4 joints involved

2

0

>  0.999

0

0.543

Anterior uveitis

7

0

0.330

0

0.087

prednisolone used, ever

27

7

0.762

13

0.801

Family history of HLA-B27-related disease

3

2

0.303

5

0.113

HLA-B27-positivity

42

12

> 0.999

23

0.654

Clinical or radiographic evidence of sacroiliitis

12

0

0.051

0

0.006

Hip arthritis

12

5

0.491

8

0.583

B*27:04b

14

9

> 0.999

–

–

B*27:05b

1

1

> 0.999

–

–

  1. aNon-active: Inactive + Remission on/off medication
  2. bonly 25 HLA-B27-positive patients underwent subtype testing