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Table 3 Summary of kappa coefficient values for agreement between AO / ASIF and Neer classifications by period of experience, according to expert diagnostic method (Group 1)

From: Inter-observer reliability of alternative diagnostic methods for proximal humerus fractures: a comparison between attending surgeons and orthopedic residents in training

Diagnostic Method

Means

Standard Deviation

Minimum

Maximum

1st. Quartile

Median

3rd. Quartile

N

p

X-ray

0.677

0.270

0.167

1.000

0.531

0.683

0.953

20

0.930

 0 to 5 years

0.686

0.274

0.182

1.000

0.488

0.683

1.000

14

 

 5 to 10 years

0.583

0.589

0.167

1.000

2

 

 More than 10 years

0.694

0.116

0.571

0.800

0.583

0.701

0.796

4

 

Tomography

0.531

0.316

-0.108

1.000

0.280

0.586

0.778

20

0.586

 0 to 5 years

0.499

0.348

−0.108

1.000

0.183

0.563

0.813

14

 

 5 to 10 years

0.786

0.303

0.571

1.000

2

 

 More than 10 years

0.515

0.174

0.333

0.673

0.350

0.527

0.668

4

 

3D models

0.730

0.265

0.182

1.000

0.525

0.795

1.000

20

0.238

 0 to 5 years

0.706

0.268

0.182

1.000

0.570

0.715

1.000

14

 

 5 to 10 years

1.000

0.000

1.000

1.000

2

 

 More than 10 years

0.680

0.279

0.400

1.000

0.425

0.660

0.955

4

 

Holography

0.654

0.278

0.069

1.000

0.489

0.666

0.831

20

0.828

 0 to 5 years

0.631

0.309

0.069

1.000

0.350

0.666

0.875

14

 

 5 to 10 years

0.643

0.222

0.486

0.800

2

 

 More than 10 years

0.740

0.217

0.500

1.000

0.535

0.730

0.955

4

 
  1. p values from Kruskal-Wallis test