Table 5.
Univariate and Multivariate Associations of Clinical Variables with HOMA-IR.
| Measure | HOMA-IR | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Univariate model | Multivariate model | ||||||||||
| Model 1 | Model 2 | Model 3 | |||||||||
| β | p | β | p | β | p | β | p | ||||
| Sex (female) | 0.087 | 0.1935 | 0.100 | 0.14 | 0.107 | 0.11 | |||||
| Age | -0.092 | 0.270 | 0.163 | 0.0615 | 0.155 | 0.09 | 0.136 | 0.12 | |||
| BMI | 0.349 | <0.0001 | 0.217 | 0.0033 | 0.223 | 0.0032 | 0.234 | 0.0016 | |||
| eGFR | 0.079 | 0.290 | 0.034 | 0.67 | 0.045 | 0.58 | 0.049 | 0.535 | |||
| ALT | 0.448 | <0.0001 | 0.334 | <0.0001 | 0.352 | <0.0001 | 0.342 | <0.0001 | |||
| TGL | 0.235 | 0.0013 | 0.112 | 0.10 | 0.154 | 0.03 | 0.158 | 0.02 | |||
| HbA1c | -0.099 | 0.18 | -0.001 | 0.98 | -0.030 | 0.66 | -0.001 | 0.99 | |||
| DGLA | 0.349 | <0.0001 | 0.195 | 0.0066 | |||||||
| AA | 0.221 | 0.0026 | 0.065 | 0.38 | |||||||
| Estimated D5D | -0.216 | 0.0032 | -0.147 | 0.024 | |||||||
| R2 | - | 0.3219 | 0.296 | 0.313 | |||||||
| p | - | <0.0001 | <0.0001 | <0.0001 | |||||||
ρ: Spearman correlation coefficient, β: standard partial regression coefficient. HOMA-IR: homeostatic model assessment of insulin resistance, BMI: body mass index, eGFR: estimated glomerular filtration rate, ALT: alanine amino transferase, TGL: triglyceride, HbA1c: glycated hemoglobin, DGLA: dihomo-γ-linolenic acid, AA: arachidonic acid, D5D: Δ-5 desaturase