Table 1 Characteristics of participants by age quartile
Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 | |
|---|---|---|---|---|
(n = 150) | (n = 151) | (n = 149) | (n = 148) | |
Age (years) (mean, SD) | 21.6 (1.8) | 27.7 (1.9) | 35.8 (2.9) | 50.8 (8.2) |
BMI (kg/m2) (mean, SD) | 21.4 (4.5) | 23.6 (4.8) | 24.5 (5.4) | 24.5 (5.2) |
SBP (mmHg) (mean, SD) | 116.2 (15.7) | 118.8 (15.1) | 119.4 (16.7) | 130.7 (21.8) |
Cholesterol (mg/dL) (mean, SD) | 4.12 (0.82) | 4.69 (1.03) | 4.86 (1.13) | 4.99 (1.06) |
HDL (mg/dL) (mean, SD) | 1.14 (0.26) | 1.14 (0.35) | 1.12 (0.29) | 1.06 (0.22) |
Serum albumin (g/l) (mean, SD) | 42.1 (4.8) | 41.3 (5.7) | 39.9 (5.1) | 38.5 (4.6) |
Uric acid (mg/l) (gmean, 95% CI) | 0.34 (0.32–0.36) | 0.36 (0.34–0.37) | 0.35 (0.34–0.37) | 0.35 (0.34–0.36) |
Triglyceride (mg/dL) (gmean, 95% CI) | 1.20 (1.13–1.28) | 1.78 (1.63–1.94) | 1.88 (1.70–2.08) | 2.08 (1.91–2.25) |
CRP (mg/l) (gmean, 95% CI) | 3.84 (3.21–4.61) | 3.97 (3.35–4.71) | 5.74 (4.77–6.89) | 6.61 (5.60–7.80) |
Cystatin C (mg/l) (gmean,95% CI) | 0.67 (0.66–0.69) | 0.67 (0.65–0.70) | 0.71 (0.68–0.74) | 0.76 (0.73–0.80) |
Serum ALT (IU/L) (gmean,95% CI) | 24.0 (22.4–25.6) | 26.7 (24.8–28.9) | 23.2 (21.4–25.1) | 19.4 (17.9–21.1) |
Serum GGT (IU/L) (gmean, 95% CI) | 26.9 (24.7–29.2) | 36.2 (32.7–40.1) | 37.7 (33.7–42.1) | 38.0 (34.0–42.5) |
Diabetes (%, 95% CI) | 4.0 (0.8–7.1) | 4.0 (0.8–7.1) | 9.4 (4.7–14.1) | 28.3 (21.0–35.7) |
Smoking (%, 95% CI) | 73.3 (66.1–80.5) | 78.1 (71.5–84.8) | 67.1 (59.5–74.7) | 76.3 (69.4–83.2) |