Fig. 3From: Predictive value of dynamic change of haemoglobin levels during therapy on treatment outcomes in patients with Enneking stage IIB extremity osteosarcomaKaplan-Meier curves showing the overall survival (OS) in Hb continuously decreased and noncontinuously decreased groups (a), ΔHb ≤7.6 g/L and ΔHb > 7.6 g/L groups (b)Back to article page