Table 1. Publications and extracted data.
| Study | Year | Design | Country | Patients with LAMS N = 899 |
Patients with DPPS N = 625 |
Follow – Up Time LAMS | Follow – Up Time DPPS | WON Size, cm Mean ± SD or [range] 1 |
Male Sex % |
Age (years) Mean ± SD |
| Kumar 41 | 2014 | Retrospective, single center, single-arm | USA | – | 12 | – | 1.9 ± 0.3 years | 13.1 ± 5.1 | 66 % | 58.9 ± 3.9 |
| Lin 42 | 2014 | Retrospective, multicenter, single-arm | China | – | 17 | – | NR for patients with WON only | Median 11.9 ± 5.2 | 47 % | Median 53 [range 32–79] |
| Rana 43 | 2014 | Retrospective, single center, single-arm | India | – | 43 | – | NR | 9.95 ± 2.75 | 83.7 % | 36.0 ± 10.1 |
| Rana 44 | 2015 | Retrospective, single center, single-arm | India | – | 35 | – | Mean 28.2 ± 14.0 months (range 6–50) | NR | 82.8 % | 37 ± 7.6 |
| Rinninella 45 | 2015 | Retrospective, multicenter, single-arm | Italy, Denmark, Spain, Germany, France, Netherlands | 52 | – | NR for patients with WON only | – | NR | NR | NR |
| Smoczynski 46 | 2015 | Retrospective, single center, single-arm | Poland | – | 64 | – | ≥ 12 Months | 14.6 [10.6–22] | NR | NR |
| Walter 47 | 2015 | Prospective, multicenter, single-arm | Germany, Spain, Denmark, Netherlands | 43 | – | – | – | NR for patients with WON only | NR | NR |
| Sharaiha 48 | 2016 | Retrospective, multicenter, single-arm | USA | 124 | – | – | Median 4 months [range 1–34] | 9.5 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | 60 % | 54.2 ± 15.5 |
| Siddiqui 49 | 2016 | Retrospective, multicenter, single-arm | USA | 68 | – | – | NR | 12.12 ± 5.32 | 60.3 % | 51.7 ± 14.3 |
| Storm 39 | 2016 | Retrospective, single center, single-arm | USA | – | 15 | – | NR | NR | 60 % | 47.1 [range 27–62] |
| Thompson 50 | 2016 | Retrospective, single center, single-arm | USA | – | 60 | – | Mean 67.8 ± 9.9 weeks | NR | 60 % | 52.8 ± 2 |
| Adler 27 | 2017 | Retrospective, multicenter, single-arm | USA | 9 | – | Median 3 months | – | NR | NR | NR for patients with WON only |
| Bang 51 | 2017 | Retrospective, single center, matched comparative | USA | 13 | 26 (not eligible) | ≥ 90 Days | ≥ 90 Days | NR | NR | NR |
| Bapaye 52 | 2017 | Retrospective, single center, single-arm | India | – | 61 | – | ≥ 6 Weeks | 11.7 ± 30.1 70–200 | 87 % | 42.2 ± 12.8 |
| Bekkali 28 | 2017 | Retrospective, single center, single-arm | United Kingdom | 32 | – | Median 9.0 weeks (95 % CI 6.0–13.6) | – | 15 (95 % CI 7.7–21.7) | 56.3 % | Median 57 (range 19–81) |
| He 34 | 2017 | Prospective, single center, single-arm | China | – | 11 | – | 1 Year | NR | 45.5 % | Median 48 (IQR 27–55) |
| Rana 40 | 2017 | Retrospective, single center, single-arm | India | – | 6 | – | 14.5 ± 7.1 months | 8.33 | 100 % | 41 |
| Ren 53 | 2017 | Retrospective, single center, single-arm | China | – | 17 | – | Median 258 days | NR | 52.9 % | 51.1 |
| Siddiqui 54 | 2017 | Retrospective, multicenter, comparative | USA | 86 | 106 | ≥ 6 Months | ≥ 6 Months | LAMS: 11.4 DPPS: 10.6 |
LAMS: 90 % DPPS: 64 % |
LAMS: 51.5 DPPS: 56.3 |
| Tarantino 10 | 2017 | Retrospective, single center, single-arm | Italy | 19 | – | Mean 554.7 days (range 70–986) | – | 12.5 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | 70 % | 58.7 ± 16 |
| Watanabe 55 | 2017 | Retrospective, single center, single-arm | Japan | – | 40 | NR for patients with WON only. | – | NR | NR | NR for patients with WON only |
| Yoo 56 | 2017 | Retrospective, multicenter, single-arm | USA | 22 | – | NR for patients with WON only. | – | NR | NR | NR for patients with WON only |
| Abu Dayyeh 19 | 2018 | Retrospective, single center, comparative | USA | 46 | 36 (not eligible) | NR | NR | LAMS: NR DPPS: 12.8 ± 5.8 |
LAMS: NR DPPS: 78 % |
LAMS: NR DPPS: 59.7± 16 |
| Garcia – Alonso 14 | 2018 | Prospective, single center, single-arm | Spain | 72 | – | Median 75 days | 78.5 days | NR | NR | NR |
| Law 29 | 2018 | Retrospective, single center, single-arm | NR | 46 | – | NR | – | Median 9.0 (IQR 4.5) | 69.6$ | Median 70 (IQR 26) |
| Shekhar 57 | 2018 | Retrospective, single center, single-arm | United Kingdom | – | 22 | – | NR for patients with WON only | NR | NR | NR for patients with WON only |
| Venkatachalapathy 58 | 2018 | Retrospective, multicenter, single-arm | United Kingdom | 70 | – | Median 45 days (range 8–206) | – | NR for patients with WON only | NR for patients with WON only | NR for patients with WON only |
| Yang 30 | 2018 | Retrospective, multicenter, single-arm | USA | 64 | – | Median 5.5 weeks | – | 13.08 ± 4.40 cm | 67 % | 51.8 ±14.4 |
| Bang 32 | 2019 | Prospective, single center, RCT | USA | 31 | 29 | 6 Months | 6 Months | LAMS: 10.2±4.6 DPPS: 10.7±6.8 |
LAMS: 69 % DPPS: 55 % |
LAMS: 55.8±15.6 DPPS: 60.3±13.0 |
| Chen 59 | 2019 | Retrospective, multicenter, comparative | USA | 102 | 87 | Median 144 days | Median 436 days | LAMS: 11.14 ± 4.36 DPPS: 13.5±5.8 |
LAMS:45 % DPPS: 53 % |
LAMS: 54 ± 16 DPPS: 57 + 15 |
LAMS, lumen-apposing metal stent; DPPS, double-pigtail plastic stent; IQR, interquartile range; NR, not reported; USA, United States of America; WON, walled-off necrosis.
1
Unless reported otherwise.