Table 1.
Demographic characteristics, vital signs and laboratory results of subjects
| Demographic characteristics and vital signs and laboratory results | Values at the time of admission |
|---|---|
| n | 111 |
| Age years, mean±SD | 66±18 |
| Male, n (%) | 62 (56) |
| MAP (mmHg), mean±SD | 89±23 |
| Pulse rate (/min), mean±SD | 83±18 |
| Respiratory rate (/min), mean±SD | 18±5 |
| Laboratory results, mean±SD | |
| pH | 7.27±0.09 |
| Creatinine (mg/dL) | 2.4±1.4 |
| K+ (mmol/l) | 7.1±0.6 |
| Ca+ (mg/dL) | 9.0±05 |
| Na+ (mEq/L) | 140±12 |
| Cl- (mEq/L) | 101±8.9 |
| Medical history, n (%) | |
| CHF | 38 (34) |
| DM | 41 (37) |
| HT | 67 (60) |
| CRF | 46 (41) |
| Routine hemodialysis | 12 (11) |
| ARF | 14 (13) |
| Medication, n (%) | |
| ACEI | 51 (46) |
| Potassium-sparing diuretics | 18 (16) |
| NSAID | 13 (11) |
| ARBs | 16 (14) |
| Heparin | 16 (14) |
SD: Standard deviation, MAP: Mean arterial pressure, CHF: Congestive Heart Failure, DM: Diabetes Mellitus, HT: Hypertension, CRF: Chronic renal failure, ARF: Acute renal failure, ACEI: Angiotensin-converting enzyme inhibitors, NSAID: Nonsteroidal anti-inflammatory drugs, ARBs: Angiotensin II receptor blockers