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Table 4 Hemodynamic and oxygen-related variables according to global ejection fraction (GEF)

From: Mixed venous O2 saturation and fluid responsiveness after cardiac or major vascular surgery

  GEF >20%   GEF ≤20%   P baseline: G, R, I
  R NR R NR change: G, R, I
  n = 7 n = 7 n = 13 n = 3  
HR, b/min
t = 0 75 (10) 68 (8) 75 (13) 67 (7) 0.92, 0.11, 0.76
t = 90 82 (7) 71 (12) 73 (13) 70 (11) 0.30, 0.29, 0.20
CI, L/min/m2
t = 0 3.3 (0.5) 3.7 (0.7) 2.7 (0.4) 3.3 (0.6) 0.02, 0.01, 0.74
t = 90 4.2 (0.6) 3.8 (0.6) 3.8 (0.7) 3.7 (0.9) 0.05, na, 0.76
GEDVI, mL/m2
t = 0 719 (164) 895 (145) 968 (259) 1128 (51) <0.001, 0.002, 0.88
t = 90 794 (191) 914 (193) 1199 (492) 1110 (89) 0.54, 0.03, 0.08
PAOP, mm Hg
t = 0 8 (1) 8 (3) 6 (3) 10 (n = 1) 1.0, 0.07, 0.004
t = 90 12 (2) 11 (2) 11 (2) 14 (n = 1) 0.19, 0.41, 0.30
MPAP, mm Hg
t = 0 15 (5) 16 (3) 15 (4) 22 (6) 0.06, 0.02, 0.13
t = 90 21 (4) 22 (5) 21 (5) 24 (3) 0.18, 0.61, 0.60
CVP, mm Hg
t = 0 3 (3) 3 (2) 5 (2) 8 (1) <0.001, 0.03, 0.03
t = 90 7 (2) 6 (4) 7 (2) 10 (2) 0.18, 0.72, 0.08
MAP, mm Hg
t = 0 68 (13) 70 (5) 82 (11) 80 (21) 0.03, 0.89, 0.73
t = 90 78 (11) 79 (11) 93 (13) 75 (15) 0.85, 0.11, 0.09
SvO2,%
t = 0 73 (7) 75 (6) 71 (7) 71 (9) 0.22, 0.66, 0.67
t = 90 72 (9) 76 (5) 75 (6) 68 (8) 0.92, 0.04, 0.002
DO2I, mL/min/m2
t = 0 440 (62) 450 (90) 397 (95) 457 (122) 0.63, 0.35, 0.49
t = 90 480 (129) 436 (62) 498 (112) 476 (120) 0.06, 0.02, 0.53
VO2I, mL/min/m2
t = 0 131 (37) 144 (41) 122 (30) 101 (62) 0.15, 0.82, 0.35
t = 90 142 (65) 129 (42) 144 (52) 147 (37) 0.22, 0.89, 0.41
Lactate, mmol/L
t = 0 1.4 (0.7) 1.0 (0.3) 1.7 (0.9) 1.0 (0.2) 0.31, 0.004, 0.45
t = 90 1.6 (1.0) 1.1 (0.3) 1.5 (0.8) 1.1 (0.2) 0.005, 0.26, 0.18
Fluid, mL t = 0-90
  1514 (313) 1429 (400) 1577 (205) 1133 (231) 0.28, 0.01, 0.10
  1. Mean (SD); G GEF group, R response group, I interaction, by generalized estimating equations; na not applicable.