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Table 2 Number and volume of bone erosion and enthesiophyte

From: Progressive structural bone changes and their relationship with treatment in patients with psoriatic arthritis: a longitudinal HR-pQCT study

 

Baseline (n = 60)

5 years (n = 60)

Change (n = 60)

P value

Number

 Erosions total, N

108

111

3

 

 Metacarpal head 2, N (%)

49 (45.4)

50 (45.1)

1

 

 Metacarpal head 3, N (%)

59 (54.6)

61 (54.9)

2

 

 Enthesiophytes total, N

99

99

0

 

 Metacarpal head 2, N (%)

58 (58.6)

58 (58.6)

0

 

 Metacarpal head 3, N (%)

41 (41.4)

41 (41.4)

0

 

Volume of each individual lesion

 Erosions

  Metacarpal head 2 (mm3)

3.6 ± 4.6

4.0 ± 4.8

0.4 ± 1.5

0.050

  Metacarpal head 3 (mm3)

4.8 ± 3.7

5.5 ± 4.3

0.7 ± 1.5

0.001

  Metacarpal heads 2 and 3 (mm3)

4.2 ± 4.2

4.8 ± 4.6

0.6 ± 1.5

<0.001

 Enthesiophytes

  Metacarpal head 2 (mm3)

3.3 ± 2.2

3.7 ± 2.4

0.4 ± 0.7

<0.001

  Metacarpal head 3 (mm3)

3.5 ± 2.5

4.0 ± 2.8

0.5 ± 0.9

<0.001

  Metacarpal heads 2 and 3 (mm3)

3.4 ± 2.3

3.9 ± 2.6

0.5 ± 0.8

<0.001

  1. Results are mean ± SD or number (percentage). Significant results are highlighted in italics