Table 3 Sublingual microcirculation of preoperative control subjects compared to patients with postoperative shock.

From: Topical nitroglycerin to detect reversible microcirculatory dysfunction in patients with circulatory shock after cardiovascular surgery: an observational study

Microcirculation value

Preoperative control (n = 20)

Circulatory shock (n = 20)

p

MFI (AU)

2.91 ± 0.10

2.57 ± 0.26

0.0001

MHI (AU)

0.12 ± 0.15

0.33 ± 0.22

0.0014

TVD (mm/mm2)

25.90 ± 3.85

22.47 ± 3.47

0.0052

PPV (%)

95.89 ± 2.99

90.76 ± 5.42

0.0007

PVD (mm/mm2)

24.81 ± 3.51

20.44 ± 3.38

0.0003

RBCv (µm/s)

433.3 ± 153.1

402.2 ± 130.0

0.6138

  1. Values are given as the mean ± SD.
  2. Significant values are in italics.
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