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Table 2 Microcirculation comparison of normotension and hypertension

From: Systemic microvascular rarefaction is correlated with dysfunction of late endothelial progenitor cells in mild hypertension: a substudy of EXCAVATION-CHN1

 NormotensionHypertensiontP
Skin capillary density, /mm2
 In the rest state54.9 ± 4.243.5 ± 5.813.250.0001
 After 2-min VC57.7 ± 3.946.3 ± 7.710.950.0001
 Absolute increase NCD, %3.2 ± 7.93.0 ± 5.70.170.86
RCD, %
 OD57.9 ± 1.552.7 ± 2.514.820.0001
 OS57.7 ± 1.753 ± 3.310.50.0001
 Mean57.8 ± 1.652.9 ± 2.912.280.0001
R-NPA, mm2
 OD0.053 ± 0.0220.13 ± 0.079− 7.760.0001
 OS0.051 ± 0.0190.11 ± 0.062− 7.520.0001
 Mean0.053 ± 0.0260.12 ± 0.07− 7.540.0001
  1. VC venous congestion, RCD retina capillary density, R-NPA retinal non-perfused areas, OD oculus dexter, OS oculus sinister, SD standard deviation