Skip to main content
. 2015 Jun 2;2015:292615. doi: 10.1155/2015/292615

Table 1.

Demographic, ocular parameters, and ET-1 plasma levels in patients with retinitis pigmentosa and healthy controls.

Retinitis pigmentosa Controls P < 0.05
Age, years 33.8 ± 7.3 36.0 ± 6.8 0.155
Visual acuity, decimals 0.95 ± 0.07 0.97 ± 0.04 0.235
IOP, mmHg 15.8 ± 2.5 15.6 ± 2.3 0.81
SAP-PSD, dB 6.09 ± 4.22 1.98 ± 0.98 0.001
SAP-MD, dB −7.90 ± 1.75 −1.95 ± 0.83 0.006
ERG b-wave, μV 45.08 ± 8.24 65.36 ± 9.84 0.002
ERG a-wave, μV 28.13 ± 5.77 38.16 ± 5.57 0.019
ET-1, pg/mL 2.143 ± 0.258 1.219 ± 0.236 0.002
Choroidal thickness, μm 226.75 ± 76.37 303.9 ± 39.87 0.023
Aqueous flare, pc/ms 10.51 ± 3.97 5.66 ± 1.29 0.0001

Note: values are presented as means ± SD; n = 24 per group.

IOP = intraocular pressure; SAP = standard automated perimetry; PSD = pattern standard deviation; MD = mean defect; dB = decibel; ERG = electroretinogram; μV = microvolt; ET-1 = endothelin-1; pg/mL = picogram/milliliter; μm = micrometer; pc/ms = photon counts/millisecond.