Sample characteristics | n = 582 |
---|---|
Age (years), mean (SD) | 56.1 (17.3) |
Sex (women), n (%) | 276 (47.7) |
Race | Â |
 Hispanic, n (%) | 287 (49.3) |
 Blacks, n (%) | 149 (25.6) |
 White, n (%) | 66 (11.3) |
 Other, n (%) | 80 (13.7) |
Initial WBC count (mg/dL), median (IQR) | 12.3 (6.6) |
Pulse at ED triage (bpm), mean (SD) | 103.7 (21.5) |
Respiratory rate at ED triage (bpm), mean (SD) | 18 (2) |
Temperature at ED triage (°F), median (IQR) | 99.5 (3.4) |
Diastolic blood pressure at ED triage (mmHg), mean (SD) | 75.7 (14.3) |
Serum hemoglobin (g/dL), mean (SD) | 12.2 (2.1) |
Serum albumin (g/dL), mean (SD) | 3.8 (0.6) |
Serum bicarbonate (mEq/L) | 26.0 (4.8) |
Serum sodium (mEq/L), mean (SD) | 137.9 (4.6) |
Serum glucose (mg/dL), median (IQR) | 121 (70) |
Nursing home residents, n (%) | 95 (16.3) |
Clinical suspicion for pneumonia in the ED, n (%) | 158 (27.1) |
History of diabetes, n (%) | 201 (34.5) |
History of congestive heart failure, n (%) | 57 (9.8) |
History of coronary artery disease, n (%) | 68 (11.7) |
History of cirrhosis and/or hepatitis B and/or C, n (%) | 52 (8.9) |
History of chronic kidney disease, n (%) | 62 (10.6) |
History of chronic obstructive pulmonary disease or asthma, n (%) | 124 (21.3) |
History of stroke, n (%) | 58 (10.0) |
History of AIDS (CD4 <200), n (%) | 26 (4.5) |
History of cancer, n (%) | 66 (11.3) |
History of alcohol abuse, n (%) | 32 (5.5) |