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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, N1081113 
 Metacarpal head 2, N (%)49 (45.4)50 (45.1)1 
 Metacarpal head 3, N (%)59 (54.6)61 (54.9)2 
 Enthesiophytes total, N99990 
 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 ± 4.64.0 ± 4.80.4 ± 1.50.050
  Metacarpal head 3 (mm3)4.8 ± 3.75.5 ± 4.30.7 ± 1.50.001
  Metacarpal heads 2 and 3 (mm3)4.2 ± 4.24.8 ± 4.60.6 ± 1.5<0.001
 Enthesiophytes
  Metacarpal head 2 (mm3)3.3 ± 2.23.7 ± 2.40.4 ± 0.7<0.001
  Metacarpal head 3 (mm3)3.5 ± 2.54.0 ± 2.80.5 ± 0.9<0.001
  Metacarpal heads 2 and 3 (mm3)3.4 ± 2.33.9 ± 2.60.5 ± 0.8<0.001
  1. Results are mean ± SD or number (percentage). Significant results are highlighted in italics