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. 2016 Apr 22;6:37. doi: 10.1186/s13613-016-0141-9

Fig. 3.

Fig. 3

EtCO2 variation in responder and non-responder. Variation of end-tidal carbon dioxide after 500 ml (ΔEtCO2-500 ml), responders (R) defined as patients who increased cardiac index more than 15 % after fluid expansion and non-responders (NR) defined as patients who increased cardiac index <15 % after fluid expansion