Data for: The improvement of oxidative stress by two proprietary herbal medicines in type 2 diabetes

It was a randomized, double-blind and placebo-controlled clinical trial. 140 outpatients with type 2 diabetes were recruited and randomly divided into treatment group and control group with 70 each. All the patients underwent a complete history collection (age, sex, diabetes duration, etc.), physical examination (height, weight, blood pressure, etc.) and assay of blood biochemical items(blood glucose, cholesterol, etc.) after recruitment. Both groups were given basic treatment, additionally, the treatment group was given both Ginkgo Leaf Tablets and Liuwei Dihuang Pills while the control group was given placebos of Ginkgo Leaf Tablets and Liuwei Dihuang Pills. The relative clinical indexes about macrovascular events occurrence, atherosclerosis degree(IMT levels), oxidative stress in vivo(plasma carboxymethyl lysine(CML) and 8-isoprostane(8-IsoP) levels), plasma glucose, plasma lipid, blood pressure, other drugs usage situations and so on of two groups before and after consecutive 36-month treatment were accurately collected and statistically analyzed. The raw dataset were uploaded with data 1 and 2.