Table 1 Patient characteristics
Patient characteristic | Number of patients (%) (n = 397) |
|---|---|
Sex | Â |
 Female | 203 (51.1%) |
 Male | 194 (48.9%) |
 Mean age (standard deviation) | 62.1 (SD 21.9) |
Ethnicity | Â |
 White, Non-Hispanic | 397 (100%) |
Immune Status | Â |
 Immunocompetent | 330 (83.1%) |
 Immunocompromised | 63 (15.9%) |
 Unknown | 4 (0.010%) |
Consensus physician adjudication | Â |
 Bacterial | 56 (14.1%) |
 Viral | 45 (11.3%) |
 Noninfected | 1 (0.25%) |
 Indeterminant | 294 (74.1%) |
Mortality within 30Â days | Â |
 Deceased | 38 (9.6%) |
 Survived | 359 (90.4%) |
Subject disposition | Â |
 Discharged home | 102 (25.7%) |
 Ward | 282 (71.0%) |
 Telemetry/observation/step-down unit | 2 (0.50%) |
 Transferred out of hospital | 2 (0.50%) |
 Eloped | 1 (0.25%) |
 Unknown | 8 (2.0%) |
Lab Parameters | Â |
 WBC Mean (range, /mm3) | 11,385 (160–46,820) |
 CRP Mean (range, mg/l) | 66.2 (0.18–419) |
 PCT Mean (range, ng/ml) | 2.4 (0.02–126) |
Comorbidities | Â |
 Diabetes (Type I or Type II) | 68 (17.1%) |
 Chronic obstructive pulmonary disease | 54 (13.6%) |
 Congestive heart failure or pulmonary edema | 42 (10.6%) |
 Severe neurological disease | 27 (6.8%) |
 Chronic kidney disease with elevated creatinine | 24 (6.0%) |
 Rheumatoid arthritis | 6 (1.5%) |
 Major trauma or surgery within last 30 days | 5 (1.3%) |
 Other autoimmune diseases | 4 (1.0%) |
 Systemic Lupus erythematosus | 3 (0.76%) |
 Other comorbidities | 185 (46.6%) |
 None | 142 (35.8%) |
 Total immunocompromised patients | 67 (16.9%) |
 Steroids (due to comorbidities) | 20 (5.0%) |
 Cancer or chemotherapy | 45 (11.3%) |
 Solid organ transplant recipient | 1 (0.2%) |
 Other | 4 (1.0%) |