Table 3 Subgroup analysis according to recurrence time
recurrence within 3 months | recurrence after 3 months | ||
|---|---|---|---|
n = 22 | n = 15 | p value | |
Presence of fever, n (%) | 9 (40.9) | 3 (20) | 0.286* |
Pancreatitis, n (%) | 2 (9.1) | 0 | 0.505* |
History of cholecystitis, n (%) | 6 (27.3) | 5 (33.3) | 0.728* |
Tokyo classification, n (%) | 0.850 | ||
Grade 2 | 14 (63.6) | 10 (66.7) | |
Grade 3 | 8 (36.4) | 5 (33.3) | |
Grade at recurrence, n (%) | 0.666 | ||
Grade 1 | 8 (36.4) | 8 (53.3) | |
Grade 2 | 11 (50) | 5 (33.3) | |
Grade 3 | 3 (13.6) | 2 (13.3) | |
Recurrence-related mortality, n (%) | 2 (9.1) | 0 | 0.505* |
Catheter insertion time, median (Q1-Q3) | 2 (1.8–4.5) | 2 (2–3) | 0.593 |
Catheter drainage time, median (Q1-Q3) | 28 (14.5–42) | 39 (29–70) | 0.061 |
Lipase, median (Q1-Q3) | 17.5 (10.5–29) | 19 (12–40) | 0.819 |
Procalcitonin, median (Q1-Q3) | 1.41 (0.58–5.46) | 1.74 (0.40–2.98) | 0.772 |
Time to recurrence (days), median (Q1-Q3) | 28.5 (18.8–57) | 255 (140–424) | < 0.001 |