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Table 2 Hemodynamic variables before and after fluid expansion

From: The ability of left ventricular end-diastolic volume variations measured by TEE to monitor fluid responsiveness in high-risk surgical patients during craniotomy: a prospective cohort study

  Before FE After FE P value
CO (L•min−1) 3.5 ± 0.5 4.0 ± 0.6 0.006*
CI (L•min−1•m−2) 2.2 ± 0.2 2.6 ± 0.4 0.008*
SV (L) 54.4 ± 9.9 59.3 ± 8.5 0.084
SVV (%) 17.8 ± 2. 8 11.0 ± 2.8 <0.001*
VTI-LVOT (cm) 18.7 ± 2.7 19.5 ± 3.4 0.503
LVEDV (L) 53.3 ± 8.0 58.2 ± 10.7 0.156
LVEDVV (%) 22.1 ± 7.3 13.6 ± 3.8 <0.001*
  1. FE, fluid expansion; CI, cardiac index; CO, cardiac output; SV, stroke volume; SVV, stroke volume variation; VTI-LVOT: velocity time integral of left ventricular outflow tract
  2. *P < 0.05 before FE vs. after FE
  3. Data were presented as mean ± SD