<p>Some athletes failed to report for blood doping tests at this year’s Olympics but escaped sanction, an independent report into doping procedures at the London Games has revealed</p>.<p>.<br /><br />The Independent Observer (IO) report, compiled by a nine-strong team and published by world anti-doping agency WADA, said several missed appointments had occurred but blamed confusion over tests relating to the Athlete Biological Passport (ABP).<br />The ABP programme, making its first appearance at a summer Games, was designed to allow testers to compare blood tests with an athletes’ existing blood profile, thereby helping identify unusual patterns or anomalies.<br /><br />However, its introduction proved problematic. “The process by which athletes were notified of their selection for such tests can be improved, however,” the report said.<br />“Given that the IOC (International Olympic Committee) deferred to the relevant International Federations (IFs) the responsibility to notify athletes of these tests, athletes were obliged to report for testing at a particular time and place.”</p>
<p>Some athletes failed to report for blood doping tests at this year’s Olympics but escaped sanction, an independent report into doping procedures at the London Games has revealed</p>.<p>.<br /><br />The Independent Observer (IO) report, compiled by a nine-strong team and published by world anti-doping agency WADA, said several missed appointments had occurred but blamed confusion over tests relating to the Athlete Biological Passport (ABP).<br />The ABP programme, making its first appearance at a summer Games, was designed to allow testers to compare blood tests with an athletes’ existing blood profile, thereby helping identify unusual patterns or anomalies.<br /><br />However, its introduction proved problematic. “The process by which athletes were notified of their selection for such tests can be improved, however,” the report said.<br />“Given that the IOC (International Olympic Committee) deferred to the relevant International Federations (IFs) the responsibility to notify athletes of these tests, athletes were obliged to report for testing at a particular time and place.”</p>