West Ham have met West Brom five times at Upton Park in the Barclays Premier League, and 10 different managers have taken charge.
West Bromwich Albion have only won one of their last nine Barclays Premier League meetings with West Ham United (D4 L4).
The Hammers have won just one point in their last five Premier League games (D1 L4).
West Ham have failed to find the net in nine Premier League matches this season (a joint-league high), and have scored just three goals in their last five games.
However, no side has kept more clean sheets than West Ham United in the Premier League this season (8).
These two sides have won the fewest points in the Premier League in December 2013 – West Brom (1), West Ham (2).
West Brom are on a run of eight Premier League games without a victory (D4 L4) – the longest such run in the competition currently.
The Baggies have won only three points in their last six Premier League away games (D3 L3), but one of these came in their meeting with Spurs on Boxing Day.
Carlton Cole has three goals this season in the Premier League - one more than in 27 appearances last season in the competition.
West Ham have scored just 20% (3 of 15) of their goals in the first half of matches this season; a league-low.