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Table 2 Comparison of percentage changes in shear-wave velocity values, in each Rodnan site of analysis, observed in SSc patients and controls

From: How much of skin improvement over time in systemic sclerosis is due to normal ageing? A prospective study with shear-wave elastography

Rodnan sitesSSc patients (n = 21)#Controls (n = 15)#SSc vs controls (p value)
Chest− 51.5% (− 55.2 to − 41.7)− 46.9% (− 50.0 to − 32.0)NS
Abdomen− 38.9% (− 58.1 to − 28.7)− 32.6% (− 43.9 to − 8.2)NS
Upper arm− 53.2% (− 60.2 to − 40.7)− 41.5% (− 48.7 to − 38.8)0.007
Forearm− 44.3% (− 57.5 to − 40.7)− 37.1% (− 52.0 to − 23.3)NS
Hand− 33.5% (− 52.6 to − 19.9)− 26.2% (− 38.6 to − 8.5)NS
Finger− 5.3% (− 36.9 to 34.7)− 24.6% (− 29.8 to − 12.4)NS
Thigh− 37.1% (− 45.3 to − 31.2)− 31.6% (− 37.3 to − 24.0)NS
Leg− 25.8% (− 37.8 to − 3.2)− 10.3% (− 27.3 to − 6.9)NS
Foot− 36.4% (− 56.6 to − 29.7)− 27.1% (− 45.2 to − 14.3)NS
  1. Statistically significant results are in bold
  2. NS non-significant
  3. #Values are in medians (Q1–Q3)
  4. Mann–Whitney U test