She tripped him with TK, but she was holding back. Part of her pride wanted to see him stumble, but he is acrobatic enough to be only momentarily fazed. However, in the same passage she notes that with the Force she could basically take him out regardless of his martial prowess because of TK, and that the Jedi he beat in combat was one known for divorcing himself from his powers so he could fight in competitions fairly.
I thought you read the book?