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Table 5 Comparison of measurement of segment 6 on tomography and with arthroscopy (Group 2)

From: A new method to evaluate glenoid erosion in instable shoulder

Measurement

Side

Mean

SD

N

t-value

df

p

Segment 6

Tomography

23.07

2.96

23

−4.63

22

< 0.001

 

Arthroscopy

24.48

2.47

23

   
  1. SD = standard deviation; N = case number; df = degrees of freedom.