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Table 6 Preop JOA score influenced by sagittal and axial ossification type

From: The influence of ossification morphology on surgery outcomes in patients with thoracic ossification of ligamentum flavum (TOLF)

 

SS

df

MS

F

P

Sagittal ossification type

8.353

1

8.353

2.857

0.098

Axial ossification type

4.416

2

2.208

0.755

0.476

Sagittal ossification type* Axial ossification type

5.741

2

2.871

0.982

0.383

Error

122.798

42

2.924

Corrected Total

141.167

47

  1. SS sum of squares, df degree of freedom, MS mean square, F F test; P P value