Research Article

Pulse Waveform Analysis of the Ocular Blood Flow Using Laser Speckle Flowgraphy before and after Glaucoma Treatment

Table 1

Demographic and ocular characteristics of patients with glaucoma treated with prostaglandin analogs or trabeculectomy.

PG analogs groupTrabeculectomy group
N = 28N = 23

Demographic characteristics
Sex (male/female)10/1810/13
Age (years)50.6 ± 10.860.0 ± 9.7

Ocular characteristics
POAG/NTG4/2419/4
Refraction (diopter)−4.3 ± 3.2−4.3 ± 2.9
MD (dB)−4.8 ± 5.0−14.3 ± 7.4
PSD (dB)7.6 ± 4.011.8 ± 4.1
CCT (μm)520.9 ± 30.5520.8 ± 28.2
Pretreatment IOP (mmHg)16.0 ± 2.819.1 ± 3.8
Pretreatment MOPP (mmHg)43.0 ± 12.543.0 ± 11.7
Pretreatment heart rate (beats/min)70.9 ± 12.666.7 ± 11.9
Pretreatment MBP (mmHg)85.6 ± 13.293.2 ± 15.7
Intraocular pressure decrease rate (%)26.0 ± 5.042.2 ± 14.3

Clinical characteristics
Hypertension46
Pretreatment glaucoma medications023
Prostaglandin analogs023 (100%)
Beta-blockers020 (87.0%)
Carbonic anhydrase022 (95.7%)
Rho kinase inhibitors09 (39.1%)
Alpha-2-sympathomimetic drugs018 (78.3%)

The data are presented as means ± standard deviations. POAG: primary open-angle glaucoma; NTG: normal-tension glaucoma; MD: mean deviation; PSD: pattern standard deviation; CCT: central cornea thickness; IOP: intraocular pressure; MOPP: mean ocular perfusion pressure; MBP: mean blood pressure; PG: prostaglandin analogs.