Factbox: BRIT Awards 2013 winners

Singer Emeli Sande walks to the stage to be awarded the best British Album award during the BRIT Awards, celebrating British pop music, at the O2 Arena in London February 20, 2013.

LONDON (Reuters) - The BRIT Awards, Britain's top pop music honors, were handed out at London's O2 Arena on Wednesday. Following is a list of winners of the main categories:

British Breakthrough Act:

- Ben Howard

British Female Solo Artist:

- Emeli Sande

British Group:

- Mumford & Sons

British Producer:

- Paul Epworth

British Live Act:

- Coldplay

British Male Solo Artist:

- Ben Howard

British Single:

- Adele/Skyfall

Critics' Choice:

- Tom Odell

International Female Solo Artist:

- Lana Del Rey

International Group:

- The Black Keys

International Male Solo Artist:

- Frank Ocean

MasterCard British Album of the Year:

- Emeli Sande/Our Version Of Events.

(Reporting by Mike Collett-White)