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The European Organization for Research and Treatment of Cancer (EORTC) Quality of Life Scale (QLQ-C30), Version 3.0 (EORTC QLQ C-30) will be used to assess quality of life. High general well-being and functional subscale scores indicate high quality of life.
The Pittsburgh Sleep Quality Index (PSQI) was used to assess sleep quality. A score of six or above indicates poor sleep quality.