Table 1.
Characteristics of included studies
| Author Year | Study type | Number of patients (%) | PFC type (%) | Metal stent type (diameter mm) | Plastic stent size (number of stents) | ||
|---|---|---|---|---|---|---|---|
| Plastic stent | Metal stent | Pseudocyst | WON | ||||
| Ang et al. 2016 [24] | Retrospective 2 centre | 37 (76) | 12 (24) | 31 (63) | 18 (37) | Nagi (16 mm) | (1–2) |
| Bang et al. 2016 [19] | Retrospective case control | 40 (67) | 20 (33) | 21 (35) | 39 (65) | Hot AXIOS (15 mm) | 7f 4 cm (2) |
| Bapaye et al. 2016 [20] | Retrospective | 61 (46) | 72 (54) | – | 133 (100) | Nagi (16 mm) | 7f (2–4) |
| Dayyeh et al 2017 [23] | Retrospective | 36 (38) | 58 (62) | – | 94 (100) | Axios (15 mm), Niti-s (18 or 20 mm) | 7f or 10f (2 or more) |
| Lee et al. 2014 [22] | *RCT | 25 (50) | 25 (50) | 14 (28) | 36 (72) | BONA-Soo (8 mm) | 7f (2–3) |
| Mukai et al. 2014 [21] | Retrospective | 27 (39) | 43 (61) | – | 70 (100) | Axios (10 or 15 mm) Niti-s (16 mm) Hanaro (12 mm) | 7f (1–2) |
| Shariaha et al 2015 [24] | Retrospective 2 centre cohort | 118 (51) | 112 (49) | 230 (100) | – | Wallflex Gore Viabl (10 mm) | 10f (2) |
*In Lee et al., five patients were lost to follow-up (3 and 2 in plastic and metal stents, respectively). Therefore, the number of patients used for calculating clinical success, reintervention and recurrence was 45 (22/23)