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Mechanical complication by year of implantation. The freedom from mechanical complication, as calculated by Kaplan‐Meier analysis, for leads implanted in each year between 2003 and 2014 over a 10‐year follow‐up. Noticeably, leads implanted in 2005, 2006, and 2007 have increased failure rates compared with leads implanted before or after that time period.
