Table 2.
Clinical characteristics and laboratory results in age adjusted quartiles (Q) of waist:height ratio
| Variable | Q1 | Q2 | Q3 | Q4 | Range (all quartiles) |
|---|---|---|---|---|---|
| Hemoglobin (g/l) | 142 (12) | 144 (12) | 146 (11) | 145 (12) | 113–177 |
| Sodium (mmol/l) | 140.7 (2.0) | 140.2 (2.1) | 140.3 (1.9) | 140.3 (1.9) | 134–146 |
| Potassium (mmol/l) | 3.82 (0.27) | 3.75 (0.26) | 3.83 (0.26) | 3.85 (0.30)† | 3.2–4.9 |
| Calcium (mmol/l) | 2.30 (0.11) | 2.29 (0.10) | 2.32 (0.12) | 2.30 (0.10) | 2.07–2.74 |
| Parathyroid hormone (pmol/l) | 4.4 (1.7) | 4.3 (1.4) | 4.5 (1.6) | 5.0 (2.1)*†‡ | 1.4–9.9 |
| C-reactive protein (mg/l) | 0.6 [0.5-1.0] | 0.6 [0.5–1.3] | 1.0 [0.5–1.7]* | 1.9 [0.8–3.1]*†‡ | 0.1–17.9 |
| Uric acid (µmol/l) | 277 (73) | 287 (72) | 313 (76)*† | 328 (77)*† | 103–600 |
| Creatinine (µmol/l) | 76 (14) | 75 (14) | 74 (13) | 71 (14)* | 42–116 |
| Cystatin C (mg/l) | 0.82 (0.14) | 0.82 (0.16) | 0.86 (0.14)* | 0.87 (0.13)*† | 0.47–1.31 |
| Estimated GFR (ml/min/1.73m2) | 102 (17) | 102 (19) | 97 (18) | 96 (17)* | 53–152 |
| Leptin (ng/ml) | 8.6 (8.5) | 12.1 (9.2) | 15.9 (12.8)* | 28.0 (20.1)*†‡ | 0.2–92.3 |
| Adiponectin (µg/ml) | 4.3 (2.4) | 3.9 (1.6) | 3.4 (1.7)* | 3.5 (1.7)* | 0.5–18.2 |
| Renin activity (ng Ang I/ml/h) | 0.8 [0.5–1.3] | 0.8 [0.4–1.3] | 0.7 [0.4–1.3] | 0.6 [0.4–1.1] | 0.1–10.0 |
| Aldosterone (pmol/l) | 436 [306–636] | 434 [329–581] | 459 [338–595] | 416 [304–539] | 68-1704 |
| Aldosterone:renin ratio | 597 [398–791] | 634 [383–884] | 640 [430–948] | 632 [389–979] | 45-2701 |
| Fasting plasma | |||||
| Total cholesterol (mmol/l) | 4.9 (1.0) | 4.9 (1.0) | 5.3 (1.1)*† | 5.4 (1.0)*† | 2.5-9.0 |
| Triglycerides (mmol/l) | 0.9 [0.6–1.2] | 1.0 [0.7–1.3] | 1.1 [0.8–1.5]* | 1.2 [1.0–2.0]*† | 0.3–5.5 |
| HDL cholesterol (mmol/l) | 1.8 (0.5) | 1.6 (0.4)* | 1.5 (0.4)* | 1.4 (0.4)*† | 0.7–3.1 |
| LDL cholesterol (mmol/l) | 2.8 (0.9) | 2.8 (0.9) | 3.2 (0.9)*† | 3.3 (0.9)*† | 0.8–5.8 |
| Insulin (mU/l) | 6.0 (3.6) | 6.9 (4.7) | 8.2 (5.3)* | 11.5 (7.9) *†‡ | 1.0-51.8 |
| Glucose (mmol/l) | 5.3 (0.5) | 5.4 (0.5) | 5.5 (0.5)* | 5.7 (0.8)*†‡ | 4.1–7.5 |
| QUICKI | 0.380 (0.056) | 0.366 (0.036)* | 0.354 (0.032)* | 0.338 (0.033)*†‡ | 0.268–0.740 |