Figure 1From: Efficacy and safety of 6% hydroxyethyl starch 130/0.4 (Voluven) for perioperative volume replacement in children undergoing cardiac surgery: a propensity-matched analysis Flowchart of the study. ASA, American Society of Anesthesiologists physical status; CPB, Cardiopulmonary bypass; FFP, Fresh frozen plasma; HA, Human albumin; HES, Hydroxyethyl starch; RCT, Randomized controlled trial.Back to article page