. 2017 Mar 15;17:75. doi: 10.1186/s12887-017-0837-5

Table 4.

Microcirculatory parameters

	T₁				T₂
	Small Vessels		All Vessels		Small Vessels		All Vessels
	Median	IQR^f	Median	IQR^f	Median	IQR^f	Median	IQR^f
MFI^a	2.1	0.9	2.5	0.4	2.4	0.6	2.7	0.3
TVD^b (mm/mm²)	12.4	4.1	13.3	3.5	12.7	2.3	14.7	3.5
DeBacker Score (vessels/mm)	8.6	1.9	NA^g	NA^g	9.4	1.5	NA^g	NA^g
PVD^c (mm/mm²)	12.0	3.5	12.5	4.3	13.0	2.8	13.3	3.1
PPV^d %	83.1	10.0	91.4	11.0	85.5	13.0	92.9	6.0
HI^e	0.62	0.37	0.26	0.16	0.58	0.71	0.25	0.26

MFI ^a Microvascular Flow Index, TVD ^b Total Vessel Density, PVD ^c Perfused Vessel Density, PPV ^d Proportion of perfused vessels, HI ^e Heterogeneity Index, IQR ^f Interquartile range, NA ^g Non-Applicable