While they did not find any significant differences in technical or therapeutic excellence, complications, mortality or survival between plastic stents and metal stents, they did find that plastic stent patency 62 to 165 days was significantly less than metal stent patency 111-273 days.
No encontraron diferencias en el éxito técnico o terapéutico, complicaciones, mortalidad o sobrevida entre los SP y los SM.