Objective. Simple fasting methods to measure insulin resistance, such as the homeostasis
model assessment (HOMA), fasting glucose/insulin ratio (FGIR), and quantitative insulin
sensitivity check index (QUICKI) methods, have been widely promoted for adult studies but
have not been evaluated formally among children and adolescents. The aim of this study
was to compare the HOMA, FGIR, and QUICKI methods for measuring insulin resistance,
expressed by oral glucose tolerance test (OGTT) results, among obese children and …