Fig. 5From: An analysis of the correlation between diabetic retinopathy and preretinal oxygen tension using three-dimensional spoiled gradient-recalled echo sequence imagingThe oxygen tension values in the optic disc of the retinopathy, non-retinopathy, and control groups (△P < 0.05 vs. non-retinopathy group; *P < 0.05, statistically significant difference; **P < 0.01, statistically significant difference)Back to article page