Table 3. Relationships between SAF and variables in younger and elderly groups.
| Younger group | Elderly group | |
|---|---|---|
| r | r | |
| Age | 0.417** | −0.326 |
| Gender (male) | −0.293** | −0.234 |
| BMI | −0.265** | 0.191 |
| HDL-C | 0.005 | −0.120 |
| LDL-C | 0.217** | −0.025 |
| TG | −0.118 | −0.143 |
| eGFR | −0.035 | −0.221 |
| HbA1c | 0.082 | 0.085 |
| WBC | 0.068 | 0.021 |
| SBP | −0.091 | 0.011 |
| Antihypertensive drug | 0.044 | −0.032 |
| Lipid-lowering drug | 0.001 | −0.222 |
| Pack-years of smoking | 0.173 | −0.581* |
| %FVC | 0.021 | 0.306 |
| %FEV1 | −0.143 | −0.036 |
BMI: body mass index; HDL-C: high-density lipoprotein cholesterol; LDL-C: low-density lipoprotein cholesterol; TG: triglyceride; eGFR: estimated glomerular filtration rate; HbA1c: hemoglobin A1c; WBC: white blood cell; SBP: systolic blood pressure; %FVC: percent forced vital capacity; % FEV1: percent force expiratory volume in one second. *p<0.05, **p<0.01.