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Table 4 Correlation between Trace and AI values for waist.

From: TRACE (Trunk Aesthetic Clinical Evaluation), a routine clinical tool to evaluate aesthetics in scoliosis patients: development from the Aesthetic Index (AI) and repeatability

AI TRACE Corresponding TRACE value
  0 1 2 3 4 TOT  
0 16% 73% 11% 1% 0% 100% 0.96
1 1% 35% 37% 20% 6% 100% 1.94
2 1% 1% 15% 44% 39% 100% 3.20