Fig. 3From: Effects of intensive insulin therapy on the retinal microvasculature in patients with type 2 diabetes mellitus: a prospective observational studyThe longitudinal changes of ppVD and pRNFL at pre-treatment, 1 M, 3 M, and 6 M following hypoglycemic treatment in the intensive insulin group and oral hypoglycemic agent group. The significant changes between the two groups compared at the same period points are marked with asterisks. a ppVD changes; b pRNFL changes. (Pre-tr = pre-treatment; 1 M = at 1 month follow-up)Back to article page