The EORTC Core Quality of Life questionnaire (QLQ-C30): validity and reliability when analysed with patients treated with palliative radiotherapy

Coefficient Alpha and the Internal Structure of Tests

Lee J. Cronbach · Psychometrika · 1951 · 43.2K citations · Full text

Social Sciences, Educational Assessment, Educational Measurement +14

The European Organization for Research and Treatment of Cancer QLQ-C30: A Quality-of-Life Instrument for Use in International Clinical Trials in Oncology

N.K. Aaronson, Sam H. Ahmedzai, Bengt Bergman et al. · JNCI Journal of the National Cancer Institute · 1993 · 16K citations

Pharmacy, Oncology, Cancer Symptom Management +15

The Sickness Impact Profile: Development and Final Revision of a Health Status Measure

Marilyn Bergner, Ruth A. Bobbitt, William B. Carter et al. · Medical Care · 1981 · 4.7K citations

Social Sciences, Health Behavior, Behavioral Health +16

Measuring the quality of life of cancer patients: the Functional Living Index-Cancer: development and validation.

Harvey Schipper, Jennifer Clinch, Anne McMurray et al. · Journal of Clinical Oncology · 1984 · 1.1K citations

Medicine, Oncology, Psychology +17

Measuring quality of life today: methodological aspects.

Cella Df, David S. Tulsky · PubMed · 1990 · 534 citations

Pharmacy, Health Sciences, Oncology +15