Table 2.
Patient and lesion characteristics according to stent treatment outcome
| Stent and recovery | Stent and failure | P value | |
| n = 33 (83%) | n = 7 (17%) | ||
| Age, median (range) | 62 (10-82) | 68 (35-76) | 0.193 |
| Sex, M:F | 23:10 | 5:02 | 1.000 |
| ASA score1 | 2 (1-2) | 2 (2-3) | 0.338 |
| Smoker, n = 35 | 8 (29) | 4 (57) | 0.200 |
| Alcohol misuse, n = 31 | 8 (32) | 2 (33) | 1.000 |
| Cardiovascular disease | 12 (36) | 5 (71) | 0.113 |
| Diabetes | 3 (9) | 1 (14) | 0.552 |
| Pulmonary disease | 5 (15) | 1 (14) | 1.000 |
| Localization | 0.224 | ||
| Distal | 17 (57) | 6 (86) | |
| Cause of perforation | 0.570 | ||
| Trauma | 1 (3) | 0 | |
| Boerhaave | 20 (61) | 3 (43) | |
| Iatrogenic | 12 (36) | 4 (57) | |
| Foreign body | 0 | 0 | |
| Primary pleural rupture, n = 36 | 15 (50) | 3 (50) | 1.000 |
| Time to stent2 (d), n = 38 | 1 (1-1) | 3 (1-10) | 0.020 |
| CRP (mg/L) | 63 (21-251) | 122 (48-280) | 0.572 |
| Albumin (g/L), n = 29 | 25 (21-33) n = 22 | 28 (19-35) n = 7 | 0.878 |
| Creatinine (μmol/L), n = 38 | 80 (69-137) | 80 (46-103) | 0.522 |
| BMI (kg/m2), n = 32 | 24.8 (22.3-27.9) | 23.9 (21.7-26.3) | 0.698 |
1
Before the perforation;
2
Time between symptom onset or injury and placement of stent. Values are n (%) or median (IQR) unless otherwise indicated. CRP: C-reactive protein; ASA: American Society of Anesthesiologists; M: Male; F: Female.