Table 1.
Characteristics of subjects in normotensive, hypotensive and hypertensive groups
| Variables | Groups
|
P | ||
|---|---|---|---|---|
| Normotensive | Hypotensive | Hypertensive | ||
| N | 7745 | 1237 | 19276 | |
| Age (yr) | 68.2±5.9 | 71.2±7.1 | 69.8±6.2 | <0.0001 |
| Male (%) | 65.9 | 51.6 | 66.3 | <0.0001 |
| BMI (kg/m2) | 23.6±3 | 22.5±3 | 24.6±3.1 | <0.0001 |
| SBP (mmHg) | 126±9.6 | 115±12 | 148±18.1 | <0.0001 |
| DBP (mmHg) | 74±7.1 | 56±3.8 | 81±11.9 | <0.0001 |
| PBP (mmHg) | 52±9.3 | 59±12.6 | 68±16.1 | <0.0001 |
| Cholesterol (mmol/L) | 5±0.9 | 4.9±0.9 | 5±0.9 | <0.01 |
| Glucose (mmol/L) | 5.3±1.4 | 5.3±1.3 | 5.6±1.5 | <0.0001 |
| BUN (mmol/L) | 5.3±1.4 | 5.5±1.6 | 5.4±1.6 | <0.0001 |
| Scr (μmol/L)) | 73.8±18.5 | 72.8±20.4 | 77.8±28.3 | <0.0001 |
| UA (μmol/L)) | 311.6±82.8 | 302.4±86 | 329.7±89.2 | <0.0001 |
| CKD-EPI eGFR (ml/min/1.73m2) | 85.1±12.6 | 82.4±14 | 81.6±14.5 | <0.0001 |
| Renal insufficiency (%) | 4.6 | 8.1 | 8.4 | <0.0001 |
| Proteinuria (%) | 8.2 | 8.7 | 16.7 | <0.0001 |
| Obesity (%) | 7.1 | 3.7 | 12.2 | <0.0001 |
| Hyperlipidemia (%) | 37.4 | 31.9 | 43.3 | <0.0001 |
| Diabetes (%) | 13 | 14.9 | 19.6 | <0.0001 |
BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; PBP, pulse pressure; BUN, blood urea nitrogen; Scr, serum creatinine; UA, uric acid; CKD-EPI eGFR, estimated glomerular filtration rate by chronic Kidney Disease Epidemiology Collaboration formula