Table 1 Demographics and clinical data of 18 patients with S. arizonae infections in our case series
Age by years (median, range) | 63.5 (27–81) |
Male to female ratio | 12 : 6 |
Underlying diseases (No., %) | |
 Diabetes mellitus | 10 (55.6) |
 Hypothyroidism | 2 (11.1) |
 Peptic ulcer diseases | 8 (44.4) |
 Hepatocellular carcinoma | 4 (22.2) |
 Lung cancer | 3 (16.7) |
 Colon cancer | 1 (5.6) |
 Multiple myeloma | 1 (5.6) |
 Hypertension | 7 (38.9) |
 Liver cirrohosis | 6 (33.3) |
 Hepatitis B | 5 (27.8) |
 Hepatitis C | 2 (11.1) |
 Chronic kidney diseases | 3 (16.7) |
 Systemic lupus erythematosus | 1 (5.6) |
 AIDS | 1 (5.6) |
Symptoms (No., %) | |
 Fever | 9 (50.0) |
 Abdominal discomfort | 7 (38.9) |
 Dyspnea | 7 (38.9) |
Laboratory data (No., %) | |
 WBC > 10000/μl | 10 (55.6) |
 CRP > 10 mg/dL | 8/17 (47.1) |
 ALT > 44 U/L | 8/17 (47.1) |
 Creatinine > 1.3 mg/dl | 7/17 (41.2) |
Site of bacterial isolation (No., %) | |
 Blood | 10 (55.6) |
 Bone | 2 (11.1) |
 Abscess | 2 (11.1) |
 Pleural effusion | 2 (11.1) |
 Sputum | 1 (5.6) |
 Stool | 1 (5.6) |
 Ascites | 1 (5.6) |
 Urine | 1 (5.6) |
Clinical presentations (No., %) | |
 Lower respiratory tract infection | 4 (22.2) |
 Bone and joint infection | 3 (16.7) |
 Gastrointestinal tract infection | 3 (16.7) |
 Intra-abdominal infection/peritonitis | 3 (16.7) |
 Soft tissue infection | 2 (11.1) |
 Mycotic aneurysm | 2 (11.1) |
 Urinary tract infection | 1 (5.6) |
Definite antibiotic treatment (No., %) | |
 3rd generation cephalosporins | 13 (72.2) |
 Fluoroquinolones | 3 (16.7) |
 Piperacillin/tazobactam | 1 (5.6) |
 TMP/SMX | 1 (5.6) |
Intensive care unit stay (No., %) | 9 (50.0) |
Length of hospitalization, days (mean ± standard deviation) | 19.7 ± 13.7 |
In-hospital mortality (No., %) | 1 (5.6) |