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. 2021 Jan 7;25:21. doi: 10.1186/s13054-020-03445-w

Table 5.

SDF, ICG clearance and NIRS parameters. Comparison H0–H6

H0 H6 ∆ H0–H6
(H6–H0)
p value
SDF
 Total vessel density 17.90 (14.88; 18.53) 16.98 (14.48; 19.56) − 0.29 (− 0.82; 1.41) 1.00
 Perfused vessel density 13.66 (11.34; 14.49) 14.51 (12.31; 15.91) 1.00 (− 1.26; 2.28) 0.69
 Proportion of perfused vessel 67.41 (58.98; 75.55) 73.37 (66.26; 81.58) 3.96 (− 1.92; 13.83) 0.31
 Microvascular flow index 1.96 (1.50; 2.44) 1.66 (1.33; 2.44) − 0.08 (− 0.54; 0.00) 0.38
Plasma disappearance rate of indocyanine green
 Clearance rate (%/min) 10.8 (4.5; 17.0) 11.0 (4.7; 15.0) 0.2 (0.2; 0.5) 0.62
 Retention rate at 15 min (%) 19.8 (6.9; 50.0) 19.0 (17.0; 49.4) − 0.6 (− 0.8; 6.1) 0.81
Near-infrared spectroscopy
 StO2 74 (70; 85) 74 (72; 84) 1 (− 6; 2) 0.82
 StO2 overshoot (%) 82 (76; 94) 84 (80; 90) − 2 (− 3; 2) 0.84
 StO2 desaturation slope (%/min) − 6.6 (− 7.2; − 4.5) − 6.9 (− 8.7; − 6.4) − 0.2 (− 4.2; 0.1) 0.44
 StO2 resaturation slope (%/s) 1.1 (0.8; 2.2) 1.2 (1.1; 1.7) − 0.0 (− 0.2; 0.3) 1.00

SDF Sidestream dark field, StO2 tissue oxygen saturation