Table 1.
Baseline characteristics of patients with pyogenic liver abscess
| Characteristics | Total (n = 372) |
|---|---|
| Age (years) | 61.8 ± 13.5 |
| Gender (male) | 215 (57.8) |
| Comorbidities | |
| Hypertension | 135 (36.3) |
| Diabetes mellitus | 155 (41.7) |
| Fatty liver | 40 (10.8) |
| Cholelithiasis | 92 (24.7) |
| Viral hepatitis | 57 (15.3) |
| Malignancy | 14 (3.8) |
| Cardiovascular diseases | 70 (18.8) |
| Chronic renal insufficiency | 27 (7.3) |
| Hepatic dysfunction | 70 (18.8) |
| Gastrointestinal surgery history* | 46 (12.4) |
| Clinical signs | |
| Fever | 323 (86.8) |
| Abdominal pain | 162 (43.5) |
| Nausea | 50 (13.4) |
| Vomiting | 43 (11.6) |
| Frailty | 62 (16.7) |
| Diarrhea | 13 (3.5) |
| Abscess location | |
| Left lobe | 89 (24.0) |
| Right lobe | 207 (55.6) |
| Multiple lesions | 76 (20.4) |
| Microbiological etiology | |
| Klebsiella pneumoniae | 145 (38.9) |
| Escherichia coli | 70 (18.8) |
| Enterococcus spp. | 28 (7.5) |
| Streptococcus spp. | 18 (4.8) |
| Others* | 111 (29.8) |
| Development of the sepsis | 80 (21.5) |
| Development of the septic shock | 33 (8.9) |
| Hospital length of stay, days | 14.2 ± 9.2 |
| ICU admission | 29 (7.8) |
| Metastatic infection | 20 (5.4) |
| In-hospital mortality (%) | 9 (2.4) |
*Gastrointestinal surgery history in the past six months
*Others: Pseudomonas aeruginosa, Acinetobacter baumannii, Enterobacter aerogenes, Proteus mirabilis, Citrobacter spp., Staphylococcus spp., Anaerobes, culture-negative