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Br J Ophthalmol 89:1302-1305 doi:10.1136/bjo.2005.067884
  • Clinical science
    • Extended reports

Influence of change in body position on choroidal blood flow in normal subjects

Table 1

 Mean (SD) parameters in the sitting and supine positions

Sitting position Supine position p value*
ChBF, choroidal blood flow; DBP, diastolic blood pressure; IOP, intraocular pressure; MBP, mean arterial blood pressure; SBP, systolic blood pressure.
*Paired t test.
IOP (mm Hg) 13.0 (2.2) 14.0 (2.1) 0.0006
SBP (mm Hg) 106.2 (12.6) 102.7 (7.2) 0.046
DBP (mm Hg) 71.5 (8.6) 63.6 (6.9) 0.0001
MBP (mm Hg) 86.1 (8.7) 80.0 (6.2) <0.0001
Heart rate (beats/min) 64.1 (8.1) 59.0 (10.1) 0.0006
ChBF (arbitrary units) 9.5 (2.2) 8.9 (2.1) 0.0017

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