[1] Women's Keirin made its debut in this Olympics.
Great Britain's Victoria Pendleton won the gold medal.
[2] Guo Shuang from China won silver and Lee Wai Sze took bronze for Hong Kong's only medal of the 2012 Games.
The tournament consisted of preliminary heats and repechages, a semi-finals round, and the finals.
The finals round also included a ranking race for 7th to 12th place.