Table 2.
Univariate logistic regression analysis for the correlates of insulin resistance
| Overall | Age-adjusted analysis | |||||||
|---|---|---|---|---|---|---|---|---|
| Odds ratio | 95 % confidence interval | p value | Odds ratio | 95 % confidence interval | p value | |||
| Minimum | Maximum | Minimum | Maximum | |||||
| Gender (being female) | 0.42 | 0.15 | 1.18 | 0.099 | 0.40 | 0.14 | 1.17 | 0.095 |
| Age (year) | 1.00 | 0.98 | 1.03 | 0.924 | - | - | - | - |
| Height (cm) | 1.05 | 1.003 | 1.090 | 0.037 | 1.05 | 1.00 | 1.09 | 0.032 |
| Waist circumference (cm) | 1.08 | 1.04 | 1.12 | <0.001 | 1.08 | 1.05 | 1.12 | <0.001 |
| Body weight (kg) | 1.06 | 1.03 | 1.08 | <0.001 | 1.06 | 1.03 | 1.09 | <0.001 |
| Body mass index (kg/m2) | 1.13 | 1.06 | 1.20 | <0.001 | 1.13 | 1.06 | 1.20 | <0.001 |
| Systolic blood pressure (mmHg) | 1.01 | 0.99 | 1.03 | 0.347 | 1.01 | 0.99 | 1.03 | 0.334 |
| Diastolic blood pressure (mmHg) | 1.02 | 0.99 | 1.05 | 0.218 | 1.02 | 0.99 | 1.05 | 0.218 |
| HbA1c (%) | 1.37 | 1.02 | 1.84 | 0.038 | 1.45 | 1.04 | 2.02 | 0.031 |
| Fasting blood glucose (mg/dL) | 1.01 | 1.00 | 1.02 | 0.007 | 1.02 | 1.01 | 1.03 | 0.004 |
| Insulin (μU/ml) | 2.32 | 1.76 | 3.04 | <0.001 | 2.43 | 1.82 | 3.24 | <0.001 |
| HDL-cholesterol (mg/dL) | 0.92 | 0.89 | 0.96 | <0.001 | 0.92 | 0.89 | 0.96 | <0.001 |
| LDL-cholesterol (mg/dL) | 1.00 | 0.99 | 1.01 | 0.510 | 1.00 | 0.99 | 1.01 | 0.504 |
| Total cholesterol (mg/dL) | 1.00 | 0.99 | 1.01 | 0.703 | 1.00 | 0.99 | 1.01 | 0.709 |
| Triglyceride (mg/dL) | 1.01 | 1.01 | 1.02 | <0.001 | 1.01 | 1.01 | 1.02 | <0.001 |
| Metabolic syndrome criteria # | 1.84 | 1.40 | 2.43 | <0.001 | 2.10 | 1.53 | 2.88 | <0.001 |
| Metabolic syndrome diagnosis | 4.23 | 1.99 | 8.97 | <0.001 | 4.83 | 2.19 | 10.66 | <0.001 |
| FEF 25-75%pre (%) | 0.98 | 0.97 | 1.00 | 0.009 | 0.98 | 0.97 | 1.00 | 0.008 |
| FEV1%pre (%) | 0.97 | 0.94 | 1.00 | 0.028 | 0.97 | 0.94 | 1.00 | 0.028 |
| FEV1/FVC%pre (%) | 0.91 | 0.86 | 0.97 | 0.003 | 0.91 | 0.86 | 0.97 | 0.003 |
| FIVC%pre (%) | 0.99 | 0.98 | 1.01 | 0.301 | 0.99 | 0.96 | 1.02 | 0.342 |
| FVC%pre (%) | 0.99 | 0.96 | 1.01 | 0.342 | 0.99 | 0.98 | 1.01 | 0.307 |
| PEF%pre (%) | 0.99 | 0.97 | 1.01 | 0.152 | 0.99 | 0.97 | 1.01 | 0.152 |
| Abnormal lung function test | 2.16 | 1.03 | 4.52 | 0.041 | 2.29 | 1.05 | 4.96 | 0.036 |
FEV1 %pre forced expiratory volume in the first second of expiration for predicted values, FVC %pre forced vital capacity for predicted values, PEF %pre peak expiratory flow for predicted values, FEF %pre forced expiratory flow for predicted values FIVC %pre forced inspiratory vital capacity for predicted values