Only two other people, Billy Konchellah and Ana Fidelia Quirot, have won two world championship titles in the event.

[4] A total of nine athletes, all of them women and seven of them Russian, have had their 800 m results annulled at the World Championships due to doping infractions.

Ten years passed without incident until a third Russian, Svetlana Cherkasova was struck from the heats for doping in 2007.

[5] Two women semi-finalists were disqualified for doping in 2009: a fourth Russian, Svetlana Klyuka, and Tetiana Petlyuk of Ukraine.

Petlyuk was retrospectively banned through a biological passport anomaly and this also took in her run at the 2011 World Championships.