Table 2.
Baseline characteristics, microbial spectrum and treatment in patients with pyogenic liver abscess stratified by the isolation of Enterococcus spp.
| Non-enterococcal PLA (n = 82) | Enterococcal PLA (n = 51) | P value | |
|---|---|---|---|
| Age (years) | 65 (53–75) | 64 (59–70) | 0.71 |
| Male sex | 46 (56) | 33 (65) | 0.37 |
| Smoker | 15 (21) | 17 (39) | 0.06 |
| Alcohol use disorder | 5 (7) | 10 (24) | 0.02 |
| Hepatobiliary cancer (incl. liver metastasis and pancreatic cancer) | 22 (27) | 30 (59) | < 0.001 |
| Previous bile duct stent | 34 (45) | 26 (53) | 0.46 |
| Cirrhosis | 2 (2) | 7 (14) | 0.03 |
| Liver transplant recipient | 6 (7) | 4 (8) | 1.00 |
| Chronic obstructive pulmonary disease | 5 (6) | 11 (22) | 0.01 |
| Long-term dialysis | 2 (2) | 9 (18) | 0.003 |
| Previous surgery | 29 (35) | 27 (54) | 0.046 |
| Antibiotic exposure | 16 (20) | 11 (22) | 0.83 |
| Polymicrobial abscess culture | 34 (41) | 38 (75) | < 0.001 |
| Abscess diameter (cm) | 6.7 (4–8.8) | 4.8 (3.1–7.5) | 0.03 |
| Intensive care | 17 (21) | 22 (42) | 0.02 |
| Death within 365 days | 6 (7) | 12 (24) | 0.02 |
Medians with interquartile ranges and frequencies with percentages are shown. P values from Mann–Whitney U test or Fisher’s exact test.
PLA Pyogenic liver abscess.