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Table 3 Area under receiver operating curve of three different radiological acromion morphology measurements between diagnosis-related groups

From: Critical shoulder angle combined with age predict five shoulder pathologies: a retrospective analysis of 1000 cases

  Critical shoulder angle (CSA)   Acromion index (AI)   Lateral acromion angle (LAA)  
  AUROCa (95% CI) P AUROCa (95% CI) P AUROCa (95% CI) P
CTA vs. OA 0.97 (0.95–0.99) <0.001 0.72 (0.64–0.79) <0.001 0.81 (0.75–0.87) <0.001
CTA vs. RCT 0.61 (0.54–0.69) 0.005 0.71 (0.63–0.78) <0.001 0.74 (0.67–0.80) <0.001
CTA vs. TC 0.89 (0.84–0.93) <0.001 0.75 (0.69–0.82) <0.001 0.60 (0.52–0.68) 0.013
CTA vs. IM 0.58 (0.50–0.66) 0.059 0.51 (0.69–0.82) 0.768 0.44 (0.36–0.52) 0.169
OA vs. RCT 0.99 (0.98–0.99) <0.001 0.84 (0.79–0.90) <0.001 0.93 (0.90–0.97) <0.001
OA vs. TC 0.73 (0.66–0.80) <0.001 0.51 (0.42–0.59) 0.908 0.76 (0.69–0.82) <0.001
OA vs. IM 0.98 (0.97–0.99) <0.001 0.75 (0.67–0.82) <0.001 0.77 (0.70–0.83) <0.001
RCT vs. TC 0.93 (0.90–0.97) <0.001 0.91 (0.87–0.94) <0.001 0.83 (0.77–0.88) <0.001
RCT vs. IM 0.55 (0.47–0.63) 0.224 0.74 (0.67–0.82) <0.001 0.78 (0.71–0.84) <0.001
TC vs. IM 0.93 (0.89–0.96) <0.001 0.80 (0.74−0.86) <0.001 0.54 (0.46−0.62) 0.329
  1. Abbreviations: CI, confidence interval; CTA, cuff tear arthropathy; IM, impingement; OA, osteoarthritis; RCT, rotator cuff tear; TC, tendinitis calcarea
  2. aThe highest AUROC are outlined in bold