Complex sentence: In August 2009 the regimen was reported to be ineffective compared to chemotherapy: patients receiving the Gonzalez protocol did worse than patients on conventional chemotherapy, dying three times faster than those receiving conventional chemotherapy and reporting significantly worse quality of life.
Split into simpler sentences: In August 2009 the regimen was reported to be less effective compared to chemotherapy. Patients receiving the Gonzalez protocol did worse than patients on conventional chemotherapy, dying three times faster than those receiving conventional chemotherapy and reporting significantly worse quality of life.