UK retail sales disappointed against expectations in September with a decline of 0.8% over the month.
The 0.8% drop compared with market forecasts for a decline of just 0.1% and marked the largest monthly fall in retail sales since March.
Sterling slipped against the dollar on the news, trading 0.4% lower on the session.
Earlier this week, data showed UK inflation had climbed to 3% in September, up from 2.9% in August, the highest level since 2012.
Taken together, the readings indicate that UK consumers are feeling the ill effects of higher prices as real wages decline.
Wages declined by 0.4% in the second quarter of the year, despite a further fall in the rate of unemployment.
UK unemployment dropped to a 42-year low of just 4.3% in the second quarter.