Table 6. Klebsiella spp. liver abscess compared with other primary pyogenic liver abscess, NTUH, Taiwan, 1996–2004*.
| Item | Klebsiella spp. | Non-Klebsiella spp. | p value† |
|---|---|---|---|
| Total no. | 286 | 72 | |
| Male gender, no. (%) | 191 (66.8) | 45 (62.5) | 0.490 |
| Deaths, no. (%) | 7 (2.4) | 8 (11.1) | 0.004 |
| Abscess drainage, no. (%) | 204 (71.3) | 49 (68.1) | 0.664 |
| Biliary procedure, no. (%) | 2 (0.7) | 9 (12.5) | <0.001 |
| Mixed infection, no. (%) | 13 (4.5) | 19 (26.4) | <0.001 |
| Diabetes mellitus, no. (%) | 100 (35.0) | 13 (18.1) | 0.007 |
| Peptic ulcer, no. (%) | 10 (3.5) | 7 (9.7) | 0.055 |
| Urinary tract infectio, no. (%) | 14 (4.9) | 2 (2.8) | 0.749 |
| Renal disease, no. (%) | 25 (8.7) | 6 (8.3) | 1.000 |
| Hypertension, no. (%) | 55 (19.2) | 14 (19.4) | 1.000 |
| Heart disease, no. (%) | 28 (9.8) | 9 (12.5) | 0.517 |
| Cerebrovascular accident, no. (%) | 7 (2.4) | 3 (4.2) | 0.427 |
| Malignancy, no. (%) | 15 (5.2) | 15 (20.8) | <0.001 |
| Cirrhosis, no. (%) | 5 (1.7) | 2 (2.8) | 0.632 |
| Pneumonia, no. (%) | 35 (12.2) | 6 (8.3) | 0.414 |
| Viral hepatitis, no. (%) | 4 (1.4) | 1 (1.4) | 1.000 |
| Meningitis, no. (%) | 3 (1.0) | 0 (0.0) | 0.613 |
| Endophthalmitis | 9 (3.1) | 0 (0.0) | 0.214 |
| Age, y, mean (SD) | 57.39 (15.52) | 55.25 (19.26) | 0.384 |
| No. hospitalizations, mean (SD) | 26.12 (16.36) | 43.06 (69.64) | 0.044 |
*NTUH, National Taiwan University Hospital. The χ2 test and Student t test were used for statistical analyses. †p<0.05 is considered statistically significant.