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Table 2 Comparison of three radiological parameters to measure acromion morphology between five shoulder pathologies

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)

Cuff tear arthropathy (CTA, n = 100)

35.2° ± 2.8°

0.69 ± 0.07

82.0° ± 6.3°

Osteoarthritis (OA, n = 100)

27.3° ± 3.5°

0.63 ± 0.09

89.5° ± 5.9°

Rotator cuff tears (RCT, n = 100)

36.3° ± 2.7°

0.74 ± 0.06

76.7° ± 5.8°

Impingement (IM, n = 100)

35.9° ± 2.7°

0.70 ± 0.05

83.2° ± 6.6°

Tendinitis calcarea (TC, n = 100)

30.2 ± 2.9

0.63 ± 0.06

84.2° ± 5.3°

CTA vs. OA

p  < 0.001

p  < 0.001

p  < 0.001

CTA vs. RCT

p  = 0.006

p  < 0.001

p  < 0.001

CTA vs. IM

p = 0.085

p = 0.689

p = 0.225

CTA vs. TC

p  < 0.001

p  < 0.001

p  = 0.011

OA vs. RCT

p  < 0.001

p  < 0.001

p  < 0.001

OA vs. IM

p  < 0.001

p  < 0.001

p  < 0.001

OA vs. TC

p  < 0.001

p = 0.842

p  < 0.001

RCT vs. IM

p = 0.289

p  = 0.001

p  < 0.001

RCT vs. TC

p  < 0.001

p  < 0.001

p  < 0.001

IM vs. TC

p  < 0.001

p  < 0.001

p = 0.235

  1. P Values < 0.05 are displayed in bold