Table 1.
The table shows the most known surrogate indices of insulin resistance.
| Indices | Metabolic State |
Formula | Cutoff Values |
References |
|---|---|---|---|---|
| HOMA-IR | Fasting | I mU/mL × G mg/dL/405 | >4.65 | [11] |
| TyG | Fasting | Ln [TG mg/dL × G mg/dL/2] | >9.36 | [12] |
| TG/HDLc | Fasting | TG mg/dL/HDLc mg/dL | >2.75 for men and >1.65 for women |
[13] |
| Insulin | Fasting | I mU/L | >12.2 | [14] |
| GIR | Fasting | G mmol/L/I mU/L | <7 | [15] |
| VAI | Fasting | Men: (waist cm/39.68 + [1.88 × BMI]) × (TG mmol/L/1.03) × (1.31/HDLc mmol/L); Women: (waist cm/36.58 + [1.89 × BMI]) × (TG mmol/L/0.81) × (1.52/HDLc mmol/L); |
>0.34 | [16] |
Abbreviations: HOMA: homeostasis model of assessment; I: insulin; G: glucose; GIR: glucose to insulin ratio; VAI: visceral adiposity index; TG: triglycerides; HDLc: high-density lipoprotein cholesterol; TG/HDLc: triglyceride to high-density lipoprotein cholesterol ratio; TyG: triglycerides × fasting glucose.