Clinical Data In the study, "The first analysis evaluated the therapeutic impact of chemotherapy on patient symptoms and activities." Quality of life was generally either maintained or improved throughout the entire treatment course.  "The second analysis assessed the impact of radiological response on Quality of Life."  38 - 47% reported complete resolution of problems resulting from the condition at least once during treatment. This was more pronounced in patients who achieved a radiological response, with complete resolution at least once reported in 42 - 59% of patients.