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Table 3 Prediction and identification of fluid responsiveness: least significant change (LSC), timing and proposed cut off value of changes in cardiac index (CI), stroke volume index (SVI), pulse pressure variation (PPV) and stroke volume variation (SVV)

From: Evaluation of least significant changes of pulse contour analysis-derived parameters

Tests to predict fluid responsiveness

Tests

Variable

Timing (s)

Cut off

LSC

Occlusion test

CI

15/30

5%

1.2% (0.2–5.0)

MiniFluid

SVI

60

6%

1.3% (0–4.2)

PPV

60

2% (absolute change)

8.9% (0–26%)

SVV

60

2% (absolute change)

7.5% (0–35%)

Passive leg raising

CI

90

10–15%

1.3% (0.5–5.6)

Tidal volume challenge

PPV

60

3.5% (absolute change)

8.9% (0–26%)

SVV

60

2.5% (absolute change)

7.5% (0–35%)

Identification of fluid responsiveness

Variable

Timing (min)

Cut off (%)

LSC

SVI

10

10–15

0.5% (0.2–3.5)

SVI

15

10–15

0.5% (0.2–3.4)

CI

10

10–15

0.7% (0.4–4.1)

CI

15

10–15

0.7% (0.3–3.3%)

  1. Results for LSC are median (5–95th percentiles)