The Merseyside outfit have grabbed just two victories and lost once, but they have been restricted to draws three times so far in the Premier League this season.
McClaren only took the Newcastle the job in the summer but with just two points from his first six Premier League games and an early exit in the League Cup to lower league opposition to their name, rumours are rife that McClaren is under pressure.
Albion boss Tony Pulis has praised the club’s supporters for their treatment of striker Saido Berahino following his recent transfer deadline day controversy.
And while his manager moved to allay those fears by explaining it was merely a strain, Martinez did admit his centre-half will be touch and go for Monday.
“We benefited from that experience, and we want to be involved in Europe again”, he said, “to have that mentality that will give us the same focus in every single game we go into”.
Chelsea boss Jose Mourinho remained in defiant mood after his team’s third defeat of the season, the same number of games they lost in the whole of last term.