Table 2.
Vital signs and laboratory parameters on presentation to the ED
| Total n=174 | CHF | P values | ||
| Negative n=87 | Positive n=87 | |||
| SIRS criteria | 0.266 | |||
| <2 | 61 (35.1) | 34 (39.1) | 27 (31.0) | |
| ≥2 | 113 (64.9) | 53 (60.9) | 60 (69.0) | |
| SBP (mm Hg), mean (±SD) | 112.16±27.23 | 114.12±29.92 | 110.22±24.29 | 0.348 |
| DBP (mm Hg), mean (±SD) | 62.01±17.42 | 60.70±17.31 | 63.30±17.53 | 0.316 |
| MAP (mm Hg), mean (±SD) | 78.34±18.69 | 78.54±19.69 | 78.15±17.76 | 0.774 |
| HR (beats/min), mean (±SD) | 97.84±25.70 | 100.71±27.31 | 95.01±23.83 | 0.145 |
| O2 saturation (%), mean (±SD) | 94.74±6.02 | 94.42±6.28 | 95.02±5.81 | 0.181 |
| Temperature (°C), mean (±SD) | 37.53±1.15 | 37.61±1.11 | 37.45±1.18 | 0.363 |
| RR (breaths/min), mean (±SD) | 22.50±6.24 | 22.85±6.60 | 22.14±5.87 | 0.785 |
| Glucose (mg/dL), mean (±SD) | 167.21±105.35 | 153.69±79.16 | 175.46±118.42 | 0.662 |
| Lactate (mmol/L), mean (±SD) | 4.29±3.98 | 4.13±3.31 | 4.40±4.41 | 0.856 |
| WCC (x109/L), mean (±SD) | 14930.64±9671.00 | 16627.91±11 493.65 | 13252.87±7124.63 | 0.049 |
| Absolute neutrophil count, mean (±SD) | 12287.41±7739.01 | 13637.54±9054.72 | 10968.68±5954.86 | 0.072 |
| Haemoglobin (g/dL), mean (±SD) | 11.30±1.89 | 11.12±2.04 | 11.48±1.71 | 0.207 |
| Haematocrit (%), mean (±SD) | 33.76±5.74 | 32.95±6.09 | 34.56±5.28 | 0.065 |
| Bicarbonate (mmol/L), mean (±SD) | 20.86±6.07 | 20.72±5.57 | 21.00±6.55 | 0.761 |
| BUN (mg/dL), mean (±SD) | 47.11±32.45 | 39.70±29.63 | 54.53±33.60 | <0.001 |
| Creatinine (mg/dL), mean (±SD) | 2.21±1.97 | 2.11±2.23 | 2.32±1.67 | 0.004 |
| Arterial pH, mean (±SD) | 7.35±0.13 | 7.35±0.13 | 7.35±0.14 | 0.867 |
| PaCO2 (mm Hg), mean (±SD) | 34.86±12.82 | 32.97±9.72 | 36.28±14.65 | 0.387 |
| PaO2/FiO2 (mm Hg), mean (±SD) | 264.02±133.52 | 211.50±136.46 | 303.41±117.88 | <0.001 |
| Total bilirubin (mg/dL), mean (±SD) | 1.58±2.32 | 1.82±2.79 | 1.41±1.94 | 0.862 |
| Troponin (ng/mL), mean (±SD) | 0.19±0.40 | 0.11±0.14 | 0.26±0.51 | 0.026 |
| CKMB (μg/L), mean (±SD) | 11.35±19.63 | 11.25±17.25 | 11.41±21.36 | 0.869 |
| Pro-BNP (pg/mL), mean (±SD) | 20619.57±26 500.81 | 9779.73±13 343.62 | 25587.83±29 644.64 | 0.012 |
Treatments received, lengths of stay and disposition.
BUN, blood urea nitrogen; CHF, congestive heart failure; CKMB, Creatine Kinase Muscle Brain; DBP, diastolic blood pressure; ED, emergency department; FiO2, fractional inspired oxygen; HR, heart rate; MAP, mean arterial pressure; O2, oxygen saturation; PaCO2, arterial carbon dioxide tension; PaO2, arterial oxygen tension; Pro-BNp, Pro Brain Natriuretic Peptide; RR, respiratory rate; SBP, systolic blood pressure; SIRS, systemic inflammatory response syndrome; WBC, white cell count.