From: Effect of volume infusion on left atrial strain in acute circulatory failure
Fluid responders (n = 17) | Non-responders (n = 21) | |||||
---|---|---|---|---|---|---|
Before fluid bolus | After fluid bolus | p | Before fluid bolus | After fluid bolus | p | |
HR – bpm SAP – mmHg | 95 [75–103] 110 [91–121] | 95 [76–104] 120 [111–133] | 0.91 < 0.001 | 102 [81–115] 110 [91–120] | 98 [80–110] 115 [101–138] | 0.05 0.004 |
DAP – mmHg | 54 [50–63] | 60 [54–70] | 0.001 | 55 [45–58] | 55 [51–66] | 0.006 |
MAP – mmHg LVEF – % LVEDV – mL LVESV - mL | 73 [65–80] 54 [51–59] 82 [64–95] 37 [32–47]] | 81 [77–88] 55 [50–60] 89 [76–96] 37 [32–48] | < 0.001 0.84 0.30 0.48 | 72 [64–78] 54 [43–60] 105 [80–129] 50 [33–62] | 74 [68–83] 51 [41–58] 102 [80–120] 48 [40–68] | 0.03 0.93 0.56 0.45 |
LVOT-VTI mean – cm | 20 [16–26] | 23 [20–29] | < 0.001 | 22 [15–26] | 20 [15–26] | 0.69 |
GLS-LV – % [32 pts] E – cm/s DTE – ms A – cm/s E/A E’ lat – cm/s E/E’ LA area – cm2 LA volume – mL LAVI – mL/m2 LAEF - % | -12.6 [-14.1 – -10.6] 73 [60–86] 249 [223–267] 77 [58–89] 0.95 [0.78–1.09] 10 [9–12] 7.0 [5.3–9.6] 16 [13–16] 33 [18–42] 20 [10–6] 53 [41–62] | -14.6 [-16.9 – -11.6] 80 [69–95] 220 [187–264] 74 [59–91] 1.04 [0.89–1.21] 10 [8–13] 7.4 [5.9–10.1] 18 [15–22] 34 [23–43] 23 [13–28] 60 [52–67] | 0.04 < 0.001 0.51 0.08 0.27 0.55 0.07 0.01 0.63 0.64 0.08 | -9.5 [-14.6 – -6.6] 70 [85–61] 151 [125–235] 73 [60–93] 0.94 [0.74–1.28] 10 [6–13] 7.4 [6.3–9.3] 18 [15–23] 42 [29–53] 20 [16–27] 54 [44–58] | -13.7 [-17.8 – -8.3] 74 [57–101] 191 [158–238] 78 [60–96] 0.94 [0.75–1.29] 10 [6–13] 8.3 [5.8–11.1] 18 [15–20] 43 [27–58] 19 [13–31] 57 [43–59] | 0.13 0.25 0.30 0.97 0.53 0.29 0.37 0.28 0.67 0.62 0.98 |
LASr mean – % [36 pts] | 18 [15–33] | 25 [19–34] | 0.005 | 19 [14–31] | 25 [18–36] | 0.007 |
LAScd mean – % [36 pts] | -10 [-21 – -6] | -12 [-20 – -9] | 0.13 | -9[-18 – -7] | -13 [-21 – -8] | 0.03 |
LASct mean – % [36 pts] | -8 [-14 – -6] | -11 [-16 – -8] | 0.02 | -9 [-14 – -4] | -10 [-16 – -6] | 0.40 |