Table 3 Age-adjusted correlation analysis between macular vessel density and other parameters for glaucoma evaluation in the normal, early, and moderate to severe NTG groups.

From: The role of pattern electroretinograms and optical coherence tomography angiography in the diagnosis of normal-tension glaucoma

 

Normal

Early

Moderate to severe

β (95% CI)

p

β (95% CI)

p

β (95% CI)

p

IOP (mmHg)

 − 0.095 (− 0.305 to 0.115)

0.367

0.367 (− 0.216 to 0.950)

0.207

 − 0.268 (− 0.706 to 0.170)

0.220

MD (dB)

0.121 (− 0.693 to 0.935)

0.766

0.182 (− 0.726 to 1.089)

0.684

0.096 (− 0.194–0.385)

0.150

Central sensitivity (dB)

 − 0.223 (− 0.892 to 0.447)

0.506

0.238 (− 0.332 to 0.808)

0.398

0.209 (− 0.089 to 0.388)

0.171

Amplitude of N35–P50 (μV)

1.039 (0.418 to 1.660)

0.002*

0.634 (− 0.660 to 1.928)

0.323

0.646 (− 0.803 to 2.095)

0.369

Amplitude of P50–N95 (μV)

0.619 (0.113 to 1.126)

0.018*

1.691 (0.520 to 2.862)

0.006*

0.113 (− 1.38 to 1.346)

0.855

GC − IPL average thickness (μm)

0.042 (− 0.074 to 0.158)

0.472

0.189 (0.001 to 0.377)

0.049*

0.042 (− 0.082 to 0.166)

0.486

  1. CI confidence interval IOP intraocular pressure, MD mean deviation, GC-IPL ganglion cell-inner plexiform layer.
  2. *p < 0.05.
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