| Variable | N | Overall, N = 7,3911 | Amylase cutoff | p-value2 | |
|---|---|---|---|---|---|
| <300, N = 4,7581 | >300, N = 2,6331 | ||||
| Day | 7,357 | <0.001 | |||
| >5 | 3,079 (42%) | 1,612 (34%) | 1,467 (56%) | ||
| 1 | 877 (12%) | 490 (10%) | 387 (15%) | ||
| 3-5 | 3,401 (46%) | 2,629 (56%) | 772 (29%) | ||
| Unknown | 34 | 27 | 7 | ||
| Age | 7,391 | 64.97 (11.46) | 65.65 (10.88) | 63.74 (12.35) | <0.001 |
| Sex | 7,391 | <0.001 | |||
| female | 3,319 (45%) | 2,205 (46%) | 1,114 (42%) | ||
| male | 4,072 (55%) | 2,553 (54%) | 1,519 (58%) | ||
| Race | 7,391 | <0.001 | |||
| Black | 548 (7.4%) | 342 (7.2%) | 206 (7.8%) | ||
| Other | 343 (4.6%) | 197 (4.1%) | 146 (5.5%) | ||
| Unknown | 929 (13%) | 546 (11%) | 383 (15%) | ||
| White | 5,571 (75%) | 3,673 (77%) | 1,898 (72%) | ||
| BMI | 7,391 | 27.24 (6.33) | 26.78 (6.03) | 28.08 (6.76) | <0.001 |
| Fistula | 7,355 | <0.001 | |||
| CR-POPF | 1,435 (20%) | 232 (4.9%) | 1,203 (46%) | ||
| No CR-POPF | 5,920 (80%) | 4,509 (95%) | 1,411 (54%) | ||
| Unknown | 36 | 17 | 19 | ||
| ASA Classification | 7,391 | <0.001 | |||
| 5-Moribund | 2 (<0.1%) | 1 (<0.1%) | 1 (<0.1%) | ||
| I-II | 1,743 (24%) | 1,008 (21%) | 735 (28%) | ||
| III-IV | 5,636 (76%) | 3,744 (79%) | 1,892 (72%) | ||
| None assigned | 10 (0.1%) | 5 (0.1%) | 5 (0.2%) | ||
| PAN_DUCTSIZE | 7,391 | <0.001 | |||
| <3 mm | 1,982 (27%) | 1,002 (21%) | 980 (37%) | ||
| >6 mm | 891 (12%) | 735 (15%) | 156 (5.9%) | ||
| 3-6 mm | 2,912 (39%) | 1,977 (42%) | 935 (36%) | ||
| Unknown | 1,606 (22%) | 1,044 (22%) | 562 (21%) | ||
| PAN_GLANDTEXT | 7,391 | <0.001 | |||
| Hard | 2,332 (32%) | 1,992 (42%) | 340 (13%) | ||
| Intermediate | 581 (7.9%) | 430 (9.0%) | 151 (5.7%) | ||
| Soft | 2,648 (36%) | 1,147 (24%) | 1,501 (57%) | ||
| Unknown | 1,830 (25%) | 1,189 (25%) | 641 (24%) | ||
|
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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