Table 3

Volume, flow, and velocity of the optic nerve head and peripapillary retinal blood flow measured by scanning laser Doppler flowmetry (mean (SEM), n=17)

VolumeFlowVelocity
AE FE AE FE AE FE
Neural rim
 baseline19.45 (0.94)18.48 (0.85)454.26 (20.69)443.15 (30.33)1.55 (0.07)1.55 (0.11)
 1 hour 19.27 (1.02)20.84 (0.93)459.81 (32.40)481.95 (31.18)1.59 (0.10)1.81 (0.12)
 3 hours 18.99 (0.78)19.31 (0.67)462.28 (32.01)468.42 (22.81)1.61 (0.10)1.73 (0.08)
Peripapillary retina
baseline19.59 (0.72)19.08 (0.88)354.28 (21.01)340.78 (19.38)1.22 (0.07)1.18 (0.06)
 1 hour 19.75 (1.71)19.15 (0.95)359.88 (18.29)346.68 (22.14)1.23 (0.06)1.19 (0.07)
 3 hours 19.48 (0.07)19.79 (0.97)355.23 (28.99)377.80 (18.00)1.27 (0.09)1.25 (0.09)
  • No significant changes from the baseline values in either AE (p >0.4) or FE (p >0.2).

  • No significant differences between AE and FE at each time point (p >0.1).

  • AE = apraclonidine treated eyes; FE = fellow eyes.