Table 3.
Treatment and outcome
| Variables | Abscess size (cm) | Hospital stay (d) | No. of Patients (RA/PNA) | Cure (RA/PNA ) | Clinical improvement (RA/PNA ) | Death (RA/PNA) |
| Ab | 4.00 (range: 1.80-10.50) | 20.7 | 23 (19/4) | 2 (2/0) | 21 (17/4) | 0 (0/0) |
| Intervention | 7.65 (range: 0.50-20.00) | 15.9 | 75 (49/26) | 54 (38/16) | 20 (10/10) | 1 (1/0) |
| Ab + PCD | 8 | 3 | 4 | 1 | ||
| Ab + pigtails | 2 | 1 | 1 | 0 | ||
| Ab + nephrostomy | 4 | 0 | 4 | 0 | ||
| Ab + SD | 29 | 21 | 8 | 0 | ||
| Ab + NC | 32 | 29 | 3 | 0 | ||
| RA | 6.25 (range: 0.50-17.00) | 68 | 40 | 27 | 1 | |
| PNA | 8.35 (range: 4.50-20.00) | 30 | 16 | 14 | 0 |
Ab: Antibiotic; PCD: Percutaneous drainage; SD: Surgical drainage; NC: Nephrectomy.