Chelsea have won a Premier League game at Stamford Bridge in which they’ve trailed at half time for the first time since December 2013 against Southampton (3-1), with this the 18th game since (D2 L15).
Only Manchester City (17), Newcastle United (15) and Liverpool (14) have won more Premier League points this season from losing positions than Chelsea (13).
West Ham have lost four of their last six Premier League games (W1 D1), as many as in their prior 13 games in the competition (W5 D4), while they’ve only won one of their last eight London derbies in the top-flight (D2 L5).
Chelsea have won their last two Premier League meetings with West Ham by an aggregate score of 8-0 – they last won three in a row against the Hammers between 2010 and 2011.
West Ham have won just one of their last 18 Premier League away games against Chelsea (D4 L13), losing the last four in a row since a 1-0 win in November 2019.
Since Christmas, Chelsea have scored the opening goal in five of their six Premier League games but have only won one of those (D2 L2), with only Spurs (11) dropping more points from winning positions across that time than the Blues (10).
West Ham United have conceded nine Premier League goals in the opening 10 minutes of matches this season, two more than any other side and their most in a single campaign. Chelsea, meanwhile, have scored five goals in the first 10 minutes, with only Brentford scoring more (6).
Chelsea have lost three of their last six Premier League games (W1 D2), as many as they’d lost in their previous 32 combined (W19 D10 L3). In this timeframe (26 December onwards), the Blues are 15th in the Premier League form table.