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Table 3 A linear mixed effect model: fixed effect coefficients

From: Setup errors in patients with head-neck cancer (HNC), treated using the Intensity Modulated Radiation Therapy (IMRT) technique: how it influences the customised immobilisation systems, patient’s pain and anxiety

 

Estimate

Std. Error

95% CI

 

Lower limit

Upper limit

Intercept

1.327

0.099

1.137

1.518

Shoulders down (BL) (*)

0.246

0.115

0.022

0.468

Scoliosis/kyphosis (BL)

0.503

0.244

0.023

0.972

Mask removal (BL)

0.221

0.114

−0.005

0.444

Neck support device (BL):

 Large size, standard

0.130

0.185

−0.240

0.491

 Small size, custom

−0.740

0.309

−1.337

−0.119

Baseline technicians (BL)

−0.198

0.074

−0.346

−0.051

Pain (BL)

−0.027

0.042

−0.110

0.055

Anxiety (BL)

−0.005

0.005

−0.016

0.005

Treament technicians

−0.043

0.045

−0.132

0.045

Body mass index

−0.029

0.011

−0.051

−0.007

  1. (*) ‘BL’ means a baseline measured variable
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Radiation Oncology

ISSN: 1748-717X

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