Table 4. Urine Na/K ratio and background factors.
| Urine Na/K≥2.5 | Urine Na/K<2.5 | p-value | ||
|---|---|---|---|---|
| n = 56 | n = 32 | |||
| Age | 68.0±12.2 | 71.3±11.6 | 0.22 | |
| Gender | male | 37 (66.1%) | 20 (62.5%) | 0.82 |
| Female | 19 (33.9%) | 12 (37.5%) | ||
| Etiology of cirrhosis | ALD | 15 (26.8%) | 7 (21.9%) | 0.17 |
| HBV | 0 (0.0%) | 3 (9.4%) | ||
| HCV | 31 (55.4%) | 16 (50.0%) | ||
| Others | 10 (17.9%) | 6 (18.8%) | ||
| Child | B | 38 (67.9%) | 20 (62.5%) | 0.65 |
| C | 18 (32.1%) | 12 (37.5%) | ||
| Co-exsisting of HCC | 23 (41.1%) | 17 (53.1%) | 0.37 | |
| Furosemide (≦40/ >40mg/day) | 47/9 | 30/2 | 0.32 | |
| Spironolactone (≦50/ >50mg/day) | 52/4 | 31/1 | 0.64 | |
| Albumin (g/dL) | 2.5±0.6 | 2.6±0.4 | 0.46 | |
| Total bilirubin (mg/dL) | 1.5±1.0 | 1.7±1.2 | 0.34 | |
| Serum Creatinine (mg/dL) | 1.13±0.97 | 0.93±0.36 | 0.26 | |
| Serum Na (mEq/L) | 138.0±3.3 | 134.2±5.9 | <0.05 | |
| eGFR (mg/min/1.73m2) | 64.2±28.1 | 66.1±29.9 | 0.76 | |
| CRP (mg/dL) | 0.79±1.02 | 1.73±1.71 | <0.05 | |
| Urine Na (mEq/L) | 82.5±25.4 | 39.8±22.4 | <0.05 | |
| Urine K (mEq/L) | 18.7±8.6 | 30.9±14.0 | <0.05 | |
| Urine osmolarity (mOsm/L) | 363±105 | 449±138 | <0.05 | |
| Platelet counts (×104/μL) | 10.0±6.5 | 10.1±4.8 | 0.94 | |
| Prothrombin activity (%) | 72.9±17.2 | 69.4±22.6 | 0.42 |
HCV: hepatitis C virus, HBV: hepatitis B virus, ALD: alcoholic liver disease, HCC: hepatocellular carcinoma