Symptom clusters using the Spitzer quality of life index in patients with brain metastases—a reanalysis comparing different statistical methods

@article{Khan2012SymptomCU,
  title={Symptom clusters using the Spitzer quality of life index in patients with brain metastases—a reanalysis comparing different statistical methods},
  author={Luluel Khan and Gemma Cramarossa and Madeline Lemke and Janet Nguyen and Liying Zhang and Emily X Chen and Edward Chow},
  journal={Supportive Care in Cancer},
  year={2012},
  volume={21},
  pages={467-473}
}
The purpose of this paper is to determine whether the use of three different statistical methods influences the composition of symptom clusters derived from patients with brain metastases. The dataset previously compiled from 129 brain metastases patients who completed the Spitzer Quality of Life Index (SQLI) and an additional study-designed 17-item symptom questionnaire was employed in this study. Symptom clusters extracted using principal component analysis in our previous study were compared… CONTINUE READING
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