Table 3.
Therapy data
| ENPT | SEMS | P | |
|---|---|---|---|
| Time interval between diagnosis of a leak and endoscopic treatment (days) | 0.7 ± 0.27, (0–1) | 2 ± 5.24, (0–18) | 0.19 |
| Time interval between bariatric operation and endoscopic treatment (days) | 25.64 ± 22.79, (3–62) | 48.17 ± 87.22, (5–296) | 1.0 |
| Initial treatment strategy | |||
| Only endoscopic treatment (ENPT or SEMS) | 10 (71.4%) | 12 (92.3%) | 0.00 |
| (ENPT or SEMS) with laparoscopic drainage | 3 (21.4%) | 1 (7.7%) | |
| (ENPT or SEMS) with CT drainage | 1 (7.1%) | ||
| Endoscopic treatments | |||
| ENPT alone | 13/14 (92.9%) | -- | |
| ENPT followed by SEMS | 1/14 (7.1%) | -- | |
| SEMS alone | -- | 7/13 (53.8%) | |
| SEMS followed by OTSC | -- | 6/13 (46.2%) | |
| Number of treatments needed | 2 (1–10) ENPT | 2 (1–3) SEMS | 0.57 |
| Duration of endoscopic treatment (for ENPT or SEMS) (days) | 7.29 ± 7.43, (1–28) | 44.92 ± 60.98, (7–234*) | 0.0004 |
| Number of OTSC | 0 | 0 (0–3) | 0.012 |
| Number of endoscopies needed pro patient | 3.79 ± 3.12, (1–11) | 6.23 ± 4.41, (2–16) | 0.012 |
| Laparoscopy performed during treatment in | 6/14 | 12/13 | 0.006 |
| Numbers of laparoscopies needed per patient | 0.93 ± 1.27, (0–3) | 1.46 ± 0.88, (0–3) | 0.10 |
| ICU surveillance | 7/14 (50%) | 9/13 (69.2%) | 0.31 |
| SOFA Score in ICU patients | 3.71 ± 3.3, (0–6) | 3.33 ± 1.8, (0–6) | 0.67 |
| Duration of stay at ICU (days) | 4.86 ± 9.32, (0–30) (IQR7) | 15.08 ± 29.78, (0–107) (IQR13) | 0.09 |
| Duration of stay at hospital (days) | 22.71 ± 24.48, (5–96) | 56.69 ± 47.21, (12–162) | 0.014 |
| Duration of transabdominal drain (days) | 27.86 ± 46.60, (5–96) | 96.10 ± 76.17, (12–162) | 0.009 |
| Intrapyloric Botox injection performed in | 4/14 (28.5%) | 1/13 (7.7%) | 0.16 |
| Pneumatic dilatation of pylorus performed in | 1/14 (7.1%) | 0/13 (0%) | 0.32 |
| Complications of endoscopic treatment | 2/14 (14.3%) | 10/13 (76.9%) | 0.001 |
| Bleeding | 1/14 (7.1%) | 1/13 (7.7%) | 0.95 |
| Dislocation | 0 | 1 (7.7%) | |
| Ingrowth | 0 | 1 (7.7%) | |
| Fistula | 0 | 0 | |
| Death | 1/14 (7.1%) | 0.32 | |
| Outcome and change of treatment strategy | |||
| Successful endoscopic treatment | 12/14 (85.7%) | 5/13 (38.5%) | 0.015 |
| Surgical suturing | -- | 1/13 (7.7%) | |
| Gastrectomy | 1/14 (7.1%) | 7/13 (53.8%) | |
| Death | 1/14 (7.1%) | 0 | |
*An uncovered stent was placed and overstented twice before referral to our department, where gastrectomy was performed after 234 days of stent treatment. Risk of bias: our case series showed a low risk of bias in totality