Table 6 Rotating element matrix of the principle component analysis.

From: Radiation-induced late dysphagia after intensity-modulated radiotherapy in nasopharyngeal carcinoma patients: a dose-volume effect analysis

 

 Principle components

1

2

3

SCM Dmean

0.027

0.837

0.162

SCM V60

−0.015

0.868

0.117

SCM V50

0.182

0.123

0.822

MCM Dmean

0.562

0.674

−0.348

MCM V60

0.439

0.722

−0.161

MCM V50

0.483

0.540

−0.480

ICM Dmean

0.948

0.079

−0.013

ICM V60

0.654

0.111

0.174

ICM V50

0.885

0.113

0.019

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