OBJECTIVES The aim of this study was to assess the psychometric properties of the Greek EORTC QLQ-C30 and QLQ-MY20 instruments. METHOD A sample of myeloma patients (N = 89) from two tertiary hospitals were surveyed with the QLQ-C30, QLQ-MY20 and various demographic and disease related questions. The previously validated Greek SF-36 instrument was used as a "gold standard" for health-related q...

PURPOSE To test the validity and reliability of The European Organization for Research and Treatment of Cancer (EORTC) core (QLQ-C30) and breast cancer module (QLQ-BR23) for Turkish breast cancer patients. PATIENTS AND METHODS A total of 127 patients treated with radiotherapy (RT) enrolled to this prospective study. EORTC QLQ-C30 and QLQ-BR23 modules applied to patients before initiation of R...

BACKGROUND We provided preliminary psychometric data for the European Organization for Research and Treatment of Cancer (EORTC) Quality of Life Questionnaire-Head and Neck Module, updated version (QLQ-H&N43) from a group of Serbian laryngectomized patients. METHODS The study included 170 subjects. The QLQ-H&N43 is a 43-item questionnaire, with 12 multi-item scales and 7 single-item symptom sc...

OBJECTIVE To validate EORTC QLQ-C30 and EORTC QLQ-BR23 questionnaires and to measure the health-related quality of life (HRQOL) of women with breast cancer in Singapore during their first 4 years of post-diagnosis and treatments. METHODS A quantitative and cross-descriptive sectional study. All of 170 subjects were recruited in a Singapore tertiary cancer center. The European Organization for...

BACKGROUND In oncology, health-related quality of life (HRQoL) data are often collected using disease-specific patient questionnaires while generic, patient-level utility data required for health economic modeling are often not collected. METHODS We developed a mapping algorithm for multiple myeloma that relates HRQoL scores from the European Organization for Research and Treatment of Cancer ...

This study defines the psychometric properties of the European Organisation for Research and Treatment of Cancer (EORTC) quality of life (QOL) questionnaire designed to measure the QOL of patients with ovarian cancer. The ovarian cancer module (EORTC QLQ-OV28) was developed to supplement the EORTC QLQ-C30. The core questionnaire and the QLQ-OV28 were prospectively administered to 368 ovarian ca...

Background The purpose of this study was to investigate quality of life (QOL) in patients receiving palliative radiotherapy (RT) for advanced lung cancer/lung metastases using the EORTC QLQ-LC13 and the EORTC QLQ-C15-PAL questionnaires. Methods Patients who received palliative RT for lung metastases or advanced lung cancer between November 2007 and October 2010 completed the EORTC QLQ-LC13 an...

BACKGROUND The European Organisation for Research and Treatment of Cancer (EORTC) quality of life colorectal questionnaire module (QLQ-CR38) was developed in 1999, and an update, the QLQ CR29 was published recently. To date the Danish version of the questionnaire has not been validated. The aim of this study was to examine the psychometric properties of the Danish version of EORTC QLQ-CR38. M...

OBJECTIVE To further evaluate the higher order measurement structure of the European Organisation for Research and Treatment of Cancer (EORTC) Quality of Life Questionnaire Core 30 (QLQ-C30), with the aim of generating a summary score. STUDY DESIGN AND SETTING Using pretreatment QLQ-C30 data (N = 3,282), we conducted confirmatory factor analyses to test seven previously evaluated higher order...

BACKGROUND The aim of this study was to translate the EORTC quality of life questionnaire for brain cancer, the QLQ-BN20, into Persian, and to evaluate its psychometric properties when used among brain cancer patients in Iran. METHODS A standard backward and forward translation procedure was used to generate the Persian language version of the QLQ-BN20. The QLQ-BN20 was administered together ...