Table 1.
Variables and coding used to construct the 15-item FI-lab and their present (%)
| Variables | Cut-off (yes = 1, no = 0) | Present (%) |
|---|---|---|
| SBP, mmHg | < 90 or ≥ 140 | 43.8 |
| DBP, mmHg | < 60 or ≥ 90 | 18.0 |
| Pulse pressure, mm Hg | > 65 or < 30 | 37.9 |
| Pulse, bp/min | < 60 or > 100 | 7.9 |
| BMI, kg/m2 | < 18.5 or ≥ 25 | 41.0 |
| CR, umol/L | < 53 or ≥ 106 | 41.8 |
| HCY, mmol/L | > 15 | 60.5 |
| FBG, mmol/L | < 3.9 or ≥ 6.1 | 19.3 |
| hsCRP, mmol/L | > 3 | 0.9 |
| UA, umol/L | male < 149 or ≥ 420, female < 89 or ≥ 360 | 31.3 |
| LDL-C, mmol/L | ≥ 4.16 | 6.4 |
| HDL-C, mmol/L | < 1.03 | 24.1 |
| TC, mmol/L | < 3.9 or > 6.5 | 30.2 |
| TG, mmol/L | ≥ 2.26 | 15.0 |
| Waist, cm | Male ≥ 90, female ≥ 85 | 63.5 |
Abbreviations: BMI Body mass index, DBP Diastolic blood pressure, DM Diabetes mellitus, FBG Fast blood glucose, HDL-C High-density lipoprotein cholesterol, hsCRP High-sensitivity C-reactive protein, HCY Homocysteine, HT Hypertension, LDL-C Low-density lipoprotein cholesterol, SBP Systolic blood pressure, TC Total cholesterol, TG Triglyceride, UA Uric acid, CR Serum creatinine