| Variable | N | Overall, N = 7,3911 | Amylase cutoff | p-value2 | |
|---|---|---|---|---|---|
| <5000, N = 6,3671 | >5000, N = 1,0241 | ||||
| Day | 7,357 | <0.001 | |||
| >5 | 3,079 (42%) | 2,367 (37%) | 712 (70%) | ||
| 1 | 877 (12%) | 751 (12%) | 126 (12%) | ||
| 3-5 | 3,401 (46%) | 3,215 (51%) | 186 (18%) | ||
| Unknown | 34 | 34 | 0 | ||
| Age | 7,391 | 64.97 (11.46) | 65.20 (11.30) | 63.51 (12.31) | <0.001 |
| Sex | 7,391 | <0.001 | |||
| female | 3,319 (45%) | 2,918 (46%) | 401 (39%) | ||
| male | 4,072 (55%) | 3,449 (54%) | 623 (61%) | ||
| Race | 7,391 | 0.038 | |||
| Black | 548 (7.4%) | 483 (7.6%) | 65 (6.3%) | ||
| Other | 343 (4.6%) | 285 (4.5%) | 58 (5.7%) | ||
| Unknown | 929 (13%) | 781 (12%) | 148 (14%) | ||
| White | 5,571 (75%) | 4,818 (76%) | 753 (74%) | ||
| BMI | 7,391 | 27.24 (6.33) | 27.04 (6.18) | 28.52 (7.03) | <0.001 |
| Fistula | 7,355 | <0.001 | |||
| CR-POPF | 1,435 (20%) | 713 (11%) | 722 (71%) | ||
| No CR-POPF | 5,920 (80%) | 5,628 (89%) | 292 (29%) | ||
| Unknown | 36 | 26 | 10 | ||
| ASA Classification | 7,391 | 0.002 | |||
| 5-Moribund | 2 (<0.1%) | 1 (<0.1%) | 1 (<0.1%) | ||
| I-II | 1,743 (24%) | 1,463 (23%) | 280 (27%) | ||
| III-IV | 5,636 (76%) | 4,896 (77%) | 740 (72%) | ||
| None assigned | 10 (0.1%) | 7 (0.1%) | 3 (0.3%) | ||
| PAN_DUCTSIZE | 7,391 | <0.001 | |||
| <3 mm | 1,982 (27%) | 1,594 (25%) | 388 (38%) | ||
| >6 mm | 891 (12%) | 837 (13%) | 54 (5.3%) | ||
| 3-6 mm | 2,912 (39%) | 2,565 (40%) | 347 (34%) | ||
| Unknown | 1,606 (22%) | 1,371 (22%) | 235 (23%) | ||
| PAN_GLANDTEXT | 7,391 | <0.001 | |||
| Hard | 2,332 (32%) | 2,224 (35%) | 108 (11%) | ||
| Intermediate | 581 (7.9%) | 538 (8.4%) | 43 (4.2%) | ||
| Soft | 2,648 (36%) | 2,034 (32%) | 614 (60%) | ||
| Unknown | 1,830 (25%) | 1,571 (25%) | 259 (25%) | ||
|
1
Statistics presented: n (%); Mean (SD)
2
Statistical tests performed: chi-square test of independence; Wilcoxon rank-sum test; Fisher's exact test
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