[1]Department of Clinical Laboratory Medicine;
Xining Second People''s Hospital in Qinghai Province;
Xining City;
Qinghai Province;
810003;
[2]Department of Obstetrics;
Xining Second People''s Hospital in Qinghai Province;
Xining City;
Qinghai Province;
810003;
[3]Department of Clinical Laboratory Medicine;
the Fourth People''s Hospital of Qinghai Province;
Xining City;
Qinghai Province;
810001;
[1]Department of Clinical Laboratory Medicine;
Xining Second People''s Hospital in Qinghai Province;
Xining City;
Qinghai Province;
810003;
Type 2 diabetes mellitus; Vitamin E; Insulin resistance; Oxidative stress;