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Table 2 Correlations between the microcirculation of the conjunctiva and retina with systemic variables

From: Microcirculation in the conjunctiva and retina in healthy subjects

  Age (years) SBP (mmHg) DBP (mmHg) HR (bpm)
Retinal Microcirculation
 Arteriolar BFV (mm/s) r 0.39 0.34 0.22 0.18
P 0.003* 0.01* 0.10 0.19
 Venular BFV (mm/s) r 0.29 0.21 0.10 0.24
P 0.03* 0.11 0.46 0.07
 Arteriolar flow rate (ql/s) r 0.27 0.17 0.10 0.003
P 0.04* 0.21 0.45 0.98
 Venular flow rate (ql/s) r 0.19 0.16 0.06 −0.01
P 0.15 0.24 0.68 0.94
Conjunctival Microcirculation
 BFV (mm/s) r −0.23 0.03 0.06 0.13
P 0.08 0.85 0.64 0.35
 Blood flow rate (ql/s) r −0.24 0.06 0.14 0.11
P 0.07 0.64 0.29 0.42
  1. BFV = blood flow velocity; SBP = systolic blood pressure; DBP = diastolic blood pressure; HR = heart rate; P values < 0.05 are denoted by an asterisk