The Nairobi Women's Hospital said it had on 31 December received 19 rape cases, almost double the daily average.
Violence erupted mostly in the slums of Nairobi and other areas soon after the Electoral Commission of Kenya announced that incumbent President Mwai Kibaki had won the poll, beating his opposition rival challenger Raila Odinga, who immediately rejected the result citing alleged rigging of the poll in Kibaki's favour.