According to ESPN Stats and Information, Cassel had a 78.9 pass rating when his team was behind, which was 24th in the NFL. In a 30-7 loss to visiting Baltimore during an AFC wild-card game on Jan. 9, Cassel was 5-for-14 with three interceptions and a 4.8 passer rating while the Chiefs were behind.
Cassel had a passer rating of 96.6 and he threw 11 touchdowns and one interception when the Chiefs were ahead this season. Cassel threw nine touchdowns and one interception with a passer rating of 108.0 when the Chiefs were tied. But when Kansas City was down, Cassel threw seven touchdowns and five of his seven interceptions.