West Ham have won two of their last four home league games versus Manchester United (D1, L1), as many as they had in their previous 19 home matches against them.
Manchester United have scored more Premier League goals against West Ham than any other side (94).
The Red Devils have lost only two of the past 21 league meetings (W14, D5) and failed to score in just two of those matches.
West Ham have won only three of their past 20 league fixtures against established top-six sides (D6, L11).
Manchester United are winless in six away league games (D3, L3), one short of their Premier League club record.
They have not kept an away league clean sheet since a 3-0 win at relegated Fulham in early February.