Table 3: Comparison of baseline between Low PP group and High PP group in CKD stage G4-G5.
Values are mean ± standard deviation where appropriate.
| Characteristics | Low PP group (n=26) | High PP group (n=20) | p value |
| Age (y) | 66.6±12.2 | 70.6±9.5 | 0.2349 |
| Gender n (%) | | | 0.7957 |
| Male | 14 (53.9%) | 10 (50.0%) | |
| Female | 12 (46.2%) | 10 (50.0%) | |
| Body weight (kg) | 58.4±13.4 | 60.8±13.0 | 0.5915 |
| Body mass Index (kg/m2) | 22.7±6.1 | 23.7±4.3 | 0.7399 |
| Smoking history n (%) | 10 (50.0%) | 15 (57.7%) | 0.6036 |
| Comorbidity |
| Diabetes Mellitus n (%) | 7 (26.9%) | 11 (55.0%) | 0.0531 |
| Hypertension n (%) | 19 (73.1%) | 19 (95.0%) | 0.0518 |
| Clinical laboratory data |
| SBP (mmHg) | 125.5±10.4 | 149.2±14.1 | <.0001 |
| DBP (mmHg) | 73.7±8.1 | 70.2±10.5 | 0.2487 |
| AST (IU/L) | 21.9±5.9 | 19.5±5.6 | 0.1952 |
| ALT (IU/L) | 16.7±7.8 | 15.8±8.5 | 0.7226 |
| SUA (mg/dL) | 7.6±1.7 | 7.2±1.6 | 0.4205 |
| BUN (mg/dL) | 39.1±16.1 | 56.6±18.2 | 0.0013 |
| SCr (mg/dL) | 3.2±2.1 | 4.4±2.3 | 0.0135 |
| Ccr (mL/min) | 23.3±12.3 | 14.1±6.3 | 0.0117 |
| eGFR (mL/min/1.73m2) | 18.9±8.4 | 12.4±5.5 | 0.0048 |
| TC (mg/dL) | 173.8±37.4 | 187.2±55.0 | 0.4073 |
| HDL-C (mg/dL) | 49.9±19.3 | 45.3±16.8 | 0.5229 |
| LDL-C (mg/dL) | 77.5±23.7 | 98.0±46.5 | 0.0611 |
| TG (mg/dL) | 3.7±0.6 | 3.6±0.6 | 0.2205 |
| Alb (g/dL) | 192.6±161.1 | 143.6±55.9 | 0.7367 |
| K (mEq/L) | 4.4±0.5 | 4.9±0.6 | 0.0067 |
| Hb (g/dL) | 11.5±1.4 | 9.7±1.3 | <.0001 |
| Ht (%) | 34.3±4.2 | 29.6±4.2 | 0.0008 |
| HbA1c (NGSP) (%) | 6.1±1.2 | 6.2±0.9 | 0.7471 |