Table 2.
Comparison of features of urgent procedures between the two periods.
| Variable | Pre-COVID-19 period (n = 113) | COVID-19 pandemic period (n = 115) | p |
|---|---|---|---|
| Age | 59.9 (SD 15.5) | 63.0 (SD 15.7) | 0.12 |
| Gender (males vs females) | 61 (54.0%) vs 52 (46.0%) | 81 (70.4%) vs 34 (29.6%) | 0.01* |
| Charlson Comorbidity Index | 2.5 (SD 2.3) | 2.8 (SD 2.1) | 0.31 |
| Days after the onset of symptoms | 3.3 (SD 4.0) | 6.1 (SD 11.5) | 0.04* |
| Grade of hydronephrosis | 2.0 (SD 0.8) | 2.9 (SD 0.8) | 0.01* |
| Stone size (mm) | 9.3 (SD 6.2) | 9.1 (SD 5.3) | 0.87 |
| Number of stones | 2.4 (SD 1.4) | 3.1 (SD 0.5) | 0.00* |
| Stone radiodensity (HU) | 659.0 (SD 304.6) | 804.6 (SD 308.1) | 0.02* |
| Type of urgent procedure | 0.38 | ||
| DJ placement | 103 (91.2%) | 97 (85.1%) | |
| PN placement | 7 (6.2%) | 12 (10.5%) | |
| Others | 3 (2.7%) | 5 (4.4%) | |
| Cause for urinary diversion | 0.01* | ||
| AKI | 33 (29.7%) | 50 (48.1%) | |
| Urinary sepsis/ febrile UTI | 40 (36.0%) | 35 (33.7%) | |
| Poorly controlled pain | 10 (9.0%) | 7 (6.7%) | |
| Others | 28 (25.2%) | 12 (11.5%) | |
| Urinoma | 8 | 3 | |
| Large obstructive stone | 20 | 9 | |
| Operation time (min) | 24.6 (SD 17.4) | 30.9 (SD 28.6) | 0.11 |
| Duration of postoperative hospital stay (days) | 3.9 (SD 6.7) | 3.2 (SD 3.2) | 0.35 |
| Postoperative complications | 0.00* | ||
| Febrile UTI/ urinary sepsis | 21 (18.6%) | 3 (2.6%) | |
| Bleeding | 0 | 2 (1.7%) | |
| Others | 5 (4.4%) | 8 (7.0%) | |
| Postoperative complications (Clavien–Dindo) | 0.01* | ||
| 1 | 0 | 1 (0.9%) | |
| 2 | 15 (13.3%) | 3 (2.6%) | |
| 3a | 3 (2.7%) | 0 | |
| 3b | 1 (0.9%) | 1 (0.9%) | |
| 4 | 6 (5.3%) | 1 (0.9%) | |
| 5 | 1 (0.9%) | 3 (2.6%) |
P-value marked with bold and asterisk (*) indicate a significant difference.