Table 4.
Demographic Features, Laboratory Data, and Day and Night Blood Pressure Measurements of the Dipper vs Nondipper Groups
| Dipper (n=28) | Nondipper (n=59) | P Value | |
|---|---|---|---|
| Age, y | 36.1±9.7 | 38.8±12.4 | .308 |
| Male sex, % | 42.8 | 41.3 | .896 |
| Urea, mg/dL | 33.0±10.0 | 34.2±10.9 | .623 |
| Creatinine, mg/dL | 0.98±0.24 | 0.94±0.20 | .396 |
| Uric acid, mg/dL | 4.8±1.8 | 5.1±1.4 | .331 |
| MDRD, mL/min/1.73 m2 | 82.3±21.6 | 85.9±18.9 | .435 |
| Fasting blood glucose, mg/dL | 87.4±8.3 | 85.5±10.3 | .393 |
| Albumin, g/dL | 4.05±0.27 | 4.09±0.29 | .545 |
| Total cholesterol, mg/dL | 198.2±29.0 | 191.3±34.3 | .361 |
| Triglycerides, mg/dL | 150.8±75.1 | 147.5±81.8 | .857 |
| LDL cholesterol, mg/dL | 116.6±24.8 | 112.4±27.0 | .489 |
| HDL cholesterol, mg/dL | 54.4±16.5 | 51.9±15.5 | .501 |
| Office SBP, mm Hg | 125.5±13.3 | 123.3±13.1 | .476 |
| Office DBP, mm Hg | 80.3±9.5 | 79.4±8.5 | .643 |
| Average daytime sABPM, mm Hg | 122.0±14.5 | 115.6±10.7 | .023 |
| Average daytime dABPM, mm Hg | 78.9±11.8 | 73.3±7.3 | .027 |
| Average nighttime sABPM, mm Hg | 103.8±11.4 | 113.7±12.2 | .000 |
| Average nighttime dABPM, mm Hg | 65.3±9.9 | 71.1±7.3 | .003 |
| Average 24‐h sABPM, mm Hg | 117.7±14.6 | 115.3±10.8 | .400 |
| Average 24‐h dABPM, mm Hg | 75.8±11.8 | 72.7±7.1 | .202 |
| Ejection fraction, % | 66.5±4.5 | 63.3±6.1 | .016 |
| LVMI, g/m2 | 100.2±21.8 | 101.9±26.9 | .768 |
| Presence of diastolic dysfunction, % | 32.1 | 32.7 | .954 |
Abbreviations: dABPM, diastolic ambulatory blood pressure monitoring; DBP, diastolic blood pressure; HDL, high‐density lipoprotein; LDL, low‐density lipoprotein; LVMI, left ventricular mass index; MDRD, Modification of Diet in Renal Disease; sABPM, systolic ambulatory blood pressure monitoring; SBP, systolic blood pressure.