Table 3.
Relationship between the VAT/SMT ratio and severity outcomes
| VAT/SMT ratio | < 0.6 | 0.6–0.9 | 0.9–1.2 | 1.2–1.5 | > 1.5 | p value |
|---|---|---|---|---|---|---|
| Number of patients | 7 | 147 | 60 | 56 | 36 | |
| ICU transfer | 0 (0%) | 5 (3.4%) | 6 (10.0%) | 22 (39.3%) | 25 (69.4%) | < 0.001 |
| SAP | 0 (0%) | 2 (1.4%) | 5 (8.3%) | 11 (19.6%) | 28 (77.8%) | < 0.001 |
| Mortality | 0 (0%) | 2 (1.4%) | 4 (6.7%) | 8 (14.3%) | 13 (36.1%) | < 0.001 |
| Systemic complications | 0 (0%) | 7 (4.8%) | 19 (31.7%) | 28 (50%) | 28 (77.8%) | < 0.001 |
| Local complications | ||||||
| APFC | 2 (28.6%) | 49 (33.3%) | 22 (36.7%) | 22 (39.3%) | 15 (41.7%) | 0.859 |
| ANC | 0 (0%) | 0 (0%) | 4 (6.7%) | 5 (8.9%) | 2 (5.6%) | 0.002 |
| WON | 0 (0%) | 2 (1.4%) | 5 (8.3%) | 4 (7.1%) | 5 (13.9%) | 0.017 |
| Pancreatic pseudocyst | 0 (0%) | 2 (1.4%) | 3 (5.0%) | 9 (16.1%) | 5 (13.9%) | 0.01 |
| Prognostic scores | ||||||
| APACHE-II score ≥ 8 | 0 (0%) | 13 (8.8%) | 8 (13.3%) | 13 (23.2%) | 19 (52.8%) | < 0.001 |
| Ranson’s score ≥ 3 | 0 (0%) | 9 (6.1%) | 6 (10.0%) | 8 (14.3%) | 13 (36.1%) | < 0.001 |
| BISAP score ≥ 3 | 0 (0%) | 2 (1.4%) | 1 (1.7%) | 5 (8.9%) | 6 (16.7%) | 0.002 |
| SIRS score ≥ 2 | 1 (14.3%) | 22 (15.0%) | 17 (28.3%) | 32 (57.1%) | 24 (66.7%) | < 0.001 |
VAT, Visceral adipose tissue; SMT, Skeletal muscle tissue; ICU, Intensive care unit; SAP, Severe acute pancreatitis; APFC, Acute peripancreatic fluid collection; ANC, Acute necrotic collection; WON, Walled-off necrosis; APACHE-II, Acute Physiology and Chronic Health Evaluation II; BISAP, Bedside Index of Severity in Acute Pancreatitis; SIRS, Systemic inflammatory response syndrome