GSTM1 and anemia: The correlations with Hb level at Week 9 and 13/17 were similar: SF-36 Vitality correlated with Hb r = 0.28 (p < 0.001) and Role Physical score, r = 0.25 (p < 0.01), whilst the FACT-An Total had a correlation of r = 0.33 (p < 0.001), Anemia r = 0.28 (p < 0.001), and Fatigue r = 0.30 (p < 0.001).