Table 7 Factors associated with the changes in laminar VD in glaucoma patients who undergone glaucoma surgery.

From: Microvasculature recovery in lamina cribrosa and peripapillary sclera after glaucoma surgery and its impact on visual field progression

Variables

Univariate

Multivariate

Beta

95% CI

P value

Beta

95% CI

P value

Age, per 1 y older

0.005

0.973 to 1.038

0.778

   

Female gender

0.434

0.420 to 5.667

0.514

   

Axial length, per 1 mm larger

− 0.166

− 0.305 to − 0.028

0.019

− 0.062

0.496 to 1.784

0.850

Central corneal thickness, per 1 μm thicker

− 0.022

0.957 to 1.001

0.058

− 0.017

0.957 to 1.010

0.211

Preoperative av pRNFLT, per 1 μm thicker

− 0.004

0.941 to 1.055

0.899

   

Preoperative av mGC/IPLT, per 1 μm thicker

0.017

− 0.050 to 0.015

0.290

   

Preoperative MD of VF, per 1 dB higher

− 0.028

0.906 to 1.043

0.427

   

Preoperative PSD of VF, per 1 dB higher

0.013

0.952 to 1.078

0.681

   

Preoperative IOP, per 1 mmHg higher

0.023

0.939 to 1.116

0.102

0.037

0.912 to 1.180

0.576

Postoperative IOP, per 1 mmHg higher

− 0.177

0.574 to 1.041

0.111

− 0.093

0.686 to 1.211

0.521

Preoperative PPS VD, per 1% higher

0.066

0.985 to 1.160

0.111

0.068

0.950 to 1.206

0.266

Changes in PPS VD, per 1% higher

− 0.271

0.513 to 1.134

0.181

− 0.199

0.461 to 1.459

0.500

Image quality score

0.007

0.833 to 1.004

0.256

   

Follow-up period, year

− 0.005

0.923 to 1.006

0.620

   
  1. CI, confidence interval; av, average; pRNFLT, peripapillary retinal nerve fiber layer thickness; mGC/IPLT, macular ganglion cell-inner plexiform layer thickness; IOP, intraocular pressure; VF, visual field; MD, mean deviation; PSD, pattern standard deviation; dB, decibel; PPS, peripapillary sclera; VD, vessel density.
  2. Factors with P < 0.2 in univariate analysis were included in multivariate analysis.
  3. Factors with statistical significance are shown in bold.
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