Table 2 Results from the linear mixed effects model (study 2)

Observer

1^st (reference)

2^nd

−10.03

−351.91 to 331.85

0.95

3^rd

28.39

−313.49 to 370.27

0.87

Time point

Baseline (reference)

Post operation

−490.51

−859.78 to −121.24

0.009

1. follow-up

185.90

−210.54 to 582.33

0.36

2. follow-up

−89.89

−692.92 to 513.13

0.77

3. follow-up

−389.29

−937.38 to 158.80

0.16

Constant

2675.03

2046.19 to 3303.86

<0.0001

Patient variance

345668.5

127739.2 to 935395.8

Scanner variance

97156.9

2976.2 to 3171673

Residual variance

745438.9

582229.8 to 954398.3