From: Mortality predictors of Staphylococcus aureus bacteremia: a prospective multicenter study
Variable | Number | Percent |
---|---|---|
Age >65Â years | 93 | 36.5 |
Comorbid diseases | ||
 Diabetes mellitus | 63 | 24.7 |
 Chronic renal failure | 56 | 22.0 |
 Previous surgery | 54 | 21.2 |
 Malignant diseases | 53 | 20.8 |
 Skin disorder | 51 | 20.0 |
 Immunosuppressive therapy in last 3 monthsa | 32 | 12.6 |
 Burns | 28 | 11.0 |
 Chronic obstructive pulmonary disease | 11 | 4.1 |
 Congestive heart failure | 11 | 4.1 |
 Cerebrovascular event | 10 | 3.9 |
 Othersb | 50 | 19.6 |
Clinical findings | ||
 Fever (≥38 °C) | 230 | 910 |
 Tachycardia (>100 beats/min) | 191 | 74.9 |
 Tachypnea (>20 breaths/min) | 147 | 57.7 |
 Hypotension (arterial tension <90 mmHg) | 91 | 35.7 |
 Altered consciousnessc | 41 | 16.1 |
Coexistent factors | ||
 Peripheral venous catheter | 165 | 64.7 |
 Central venous catheter | 130 | 51.0 |
 Intensive care unit admission | 107 | 42.0 |
 Prior antibiotic used | 101 | 39.6 |
 Mechanical ventilation | 80 | 31.4 |
 Prior hospitalization | 78 | 30.6 |
 Endotracheal tube | 73 | 28.63 |
 Tracheostomy | 41 | 16.1 |
 Prior cardio-pulmonary resuscitation | 28 | 11.0 |
Laboratory findings | ||
 Leukocytosis (WBC count >10,000/mm3) | 180 | 70.6 |
 Thrombocytopenia (platelet <150,000/mm3) | 93 | 36.5 |
 Leukopenia (WBC <4000/mm3) | 26 | 10.2 |