Table 1. Characteristics of the studies included in the systematic review and meta-analysis.
| Author | Country | Year | Patients | Stent |
|---|---|---|---|---|
| Siddiqui et al. (19) | USA | 2009 | 12 | Polyflex stent |
| Adler et al. (20) | USA | 2009 | 13 | Polyflex stent |
| Siddiqui et al. (21) | USA | 2007 | 6 | Polyflex stent |
| Bower et al. (22) | USA | 2009 | 25 | Polyflex stent |
| Langer et al. (23) | Austria | 2010 | 38 | Self-expanding, plastic stents, covered metal stents |
| Pellen et al. (24) | UK | 2012 | 16 | Self-expanding removable metal stents |
| Siddiqui et al. (25) | USA | 2012 | 55 | ALIMAXX-E stent, WallFlex stent |
| Lopes et al. (26) | USA | 2010 | 11 | ALIMAXX-E, stent |
| Martin et al. (27) | USA | 2009 | 5 | Polyflex stent |