Results
two‐thirds of lesions
After PSM, 158 matched pairs of patients showed no differences in the baseline clinical and angiographic characteristics. The stent delivery failure rate, the use of guide‐extension catheter or anchor balloon technique, and the procedural success rate were similar for both groups. Approximately two‐thirds of lesions could be treated with one DES in the ultra‐long DES group. At 1‐year follow‐up, the DOCO was similar for both groups (2.5% vs. 0.6%, 