Table 5 Analysis of corneal biomechanical properties under different DR stages.

From: Analyzing the changing trend of corneal biomechanical properties under different influencing factors in T2DM patients

Group

Non-DR

Mild-NPDR

Moderate-NPDR

Severe-NPDR

PDR

F

P

CH (mm Hg)

12.21 ± 0.89*

11.82 ± 0.72*

11.31 ± 0.91*

10.94 ± 0.91*

10.38 ± 0.91*

82.31

0.016

CRF (mm Hg)

12.39 ± 0.92*

11.87 ± 1.04*

11.19 ± 0.94*

10.78 ± 0.87*

10.28 ± 0.85*

77.84

0.003

  1. CH Corneal hysteresis, CRF Corneal resistance factor, NPDR Non proliferative diabetic retinopathy, PDR proliferative diabetic retinopathy.
  2. *Comparision among the groups each other LSD-t P < 0.05.
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