INS and Insulin resistance: The results of Tatar et al.'s study showed that NC has a positive and significant relationship with age, weight, WHR, BMI, hip circumference (HC), WC, insulin level, and insulin resistance index; a negative relationship with adiponectin and high-density lipoprotein cholesterol (HDL-C) in women; and a significant positive relationship with weight, BMI, HC, WC, and adiponectin in men.