Quality of life scale (EORTC QLQ-C30)
cancer
CANCER
The Quality of Life Questionnaire-core30 (QLQ-C30), which was developed by the EORTC in 1993, was used to evaluate the QOL of patients with cancer. The Chinese version of the scale was translated and revised by Wan Chonghua. The Cronbach’s coefficient and test-retest reliability of each dimension of the scale were above 0.73, indicating that the scale has good reliability and validity and can be used for the QOL of patients with cancer in China [