Table 4.
The 12–24 h patient characteristics by 30 day event
| Total | No 30-day event (n = 149) | 30-day event (n = 48) | Difference | 95% CI |
P-value | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Lower | Upper | |||||||||
| Age | 64 | 30–90 | 63 | 31–89 | 64 | 30–90 | 1 | −2.92 | 4.92 | 0.636 |
| White | 104 | 53% | 78 | 52% | 26 | 54% | 2% | −0.14 | 0.18 | 0.826 |
| Male | 131 | 66% | 98 | 66% | 33 | 69% | 3% | −0.12 | 0.18 | 0.704 |
| History of heart failure | 150 | 76% | 115 | 77% | 35 | 73% | −4% | −0.19 | 0.10 | 0.547 |
| History of renal disease | 52 | 26% | 40 | 27% | 12 | 25% | −2% | −0.16 | 0.12 | 0.801 |
| 12–24 h vital signs, medication, and laboratory values | ||||||||||
| Systolic blood pressure (mmHg) | 125 | 81–227 | 127 | 81–227 | 125 | 84–184 | −4 | −12.40 | 4.40 | 0.796 |
| Heart rate (b.p.m.) | 78 | 11–130 | 78 | 47–130 | 78 | 11–123 | 1 | −2.92 | 4.92 | 0.920 |
| Respiratory rate (breaths/min) | 18 | 12–32 | 18 | 12–32 | 18 | 16–30 | −1 | −6.93 | 5.93 | 0.689 |
| BNP (pg/mL) | 976 | 30–6730 | 976 | 30–5001 | 998 | 195–6730 | 22 | −567.92 | 610.92 | 0.383 |
| Sodium (mmol/L) | 140 | 125–148 | 140 | 131–148 | 140 | 125–147 | 0 | −1.51 | 1.51 | 0.064 |
| BUN (mg/dL) | 21 | 6–96 | 21 | 6–90 | 22 | 71–96 | 1 | −5.61 | 6.61 | 0.681 |
| Tropinin (ng/mL) | 0 | 0.0–8.9 | 0.03 | 0.0–8.9 | 0.03 | 0.0–4.9 | 0 | −0.03 | 0.03 | 0.325 |
| Creatinine (mg/dL) | 1 | 0.4–93 | 1 | 1–93 | 2 | 0.4–11 | 0 | −0.33 | 0.69 | 0.330 |
| NGAL (ng NGAL/mg uCr) | 28 | 36–10 697 | 25.1 | 3–1658 | 42 | 4–10 697 | 17 | 1.62 | 32.70 | 0.035 |
| WRF | 28 | 28% | 19 | 25% | 9 | 36% | 11% | −0.11 | 0.32 | 0.315 |
BNP, b-type natriuretic peptide; BUN, blood urea nitrogen; NGAL, neutrophil gelatinase-associated lipocalcin; uCr, urinary creatinine; WRF, worsening renal function.