Table 2.
Baseline demographic and clinical characteristics of the dipper and nondipper groups.
| Variable | Nondipper group | p-value | |
|---|---|---|---|
| Yes(n = 71) | No(n =115) | ||
| Age (years) | 63 (55-72) | 59 (52-72) | 0.067 |
| Male % | 56 (78.8) | 83 (72.1) | 0.386 |
| Hypertension % | 35 (49.2) | 36 (31.3) | 0.020 |
| Diabetes mellitus % | 28 (39.4) | 34 (29.5) | 0.201 |
| Smoking % | 27 (38.1) | 55 (47.2) | 0.106 |
| Hyperlipidemia % | 35 (49.1) | 50 (43.4) | 0.122 |
| Plasma creatinine | 0.8 ± 0.2 | 0.8 ± 0.1 | 0.112 |
| Aspartate aminotransferase | 41.5 ± 22.8 | 37 ± 26.8 | 0.224 |
| Alanine aminotransferase | 30.5 ± 25.7 | 27 ± 24.9 | 0.579 |
| Total protein | 7.1 ± 2.5 | 6.9 ± 2.3 | 0.242 |
| Plasma albumin (g/dL) | 3.8 ± 0.9 | 3.7 ± 1.1 | 0.685 |
| Total cholesterol (mg/dL) | 181.6 ± 32.6 | 184.3 ± 43 | 0.706 |
| Triglyceride (mg/dL) | 158.8 ± 83.4 | 147.5 ± 77.4 | 0.374 |
| HDL cholesterol (mg/dL) | 38.6 ± 9.2 | 39 ± 13.6 | 0.831 |
| LDL cholesterol (mg/dL) | 111 ± 27.1 | 114.1 ± 38.3 | 0.572 |
| Sodium (mg/dL) | 138 ± 7.3 | 138.2 ± 6.9 | 0.884 |
| Potassium (mg/dL) | 4.2 ± 0.4 | 4.6 ± 0.1 | 0.318 |
| Calcium (mg/dL) | 8.8 ± 0.6 | 8.8 ± 1.1 | 0.989 |
| White blood cell (103/µL) | 16.3 ± 4.7 | 14.1 ± 3.1 | 0.310 |
| Hgb (g/dL) | 14.1 ± 2 | 14.3 ± 1.8 | 0.345 |
| Platelet (103/µL) | 258.4 ± 80.5 | 251.2 ± 80.9 | 0.876 |
| Pletacrit (%) | 0.26 ± 0.07 | 0.26 ± 0.08 | 0.640 |
| CRP (mg/dL) | 9.7 ± 1.2 | 7.6 ± 1.9 | 0.076 |