LONDON (Reuters) - British Prime Minister Boris Johnson urged caution on Wednesday on drawing conclusions from a seven-day decline in COVID-19 cases in Britain, saying it was too early to assess whether it was a definite trend.

"We have seen some encouraging recent data. There's no question about that but it is far, far too early to draw any general conclusions," Johnson told LBC radio.

(Reporting by Guy Faulconbridge, writing by Elizabeth Piper; Editing by Kate Holton)