United's haul of 10 points from seven games matches their return at this stage of the season under David Moyes in 2013-14 but their inferior goal difference means this is their worst top-flight start since they picked up seven points in 1989-90.
And after the disappointing defeat to West Ham United over the weekend, Mourinho appeared before the press on Monday and gave his verdict on the current situation at the club.
But hopes this might spark a major recovery by the visitors were soon dashed when Marko Arnautović, who played under Mourinho at Inter Milan, restored the Hammers' two-goal lead three minutes later.
"We have to look at ourselves as players".More news: Man Utd Have Become Very Average, Great Job Agent Pogba - Liverpool Legend
You look at our team against West Ham, and we had a very strong team. You look at our team and we had a very strong team. "They would do everything for him but at the moment it's not quite there", the 34-year-old added.
They are 14th in La Liga with just one win in their opening seven games but have only lost once.
"You've got to put it behind you quickly and when you have these types of results you want a game as quickly as possible", wing-back Ashley Young told the club's website.More news: No Lives Lost in Boeing 737’s Micronesia Lagoon Landing
United now sit 10th in the Premier League, winning three matches, drawing one and losing three.
Ahead of Tuesday's Champions League clash with Valencia, Mourinho laughed off a question from a Spanish journalist about a Sun story which stated that the United boss was fearing for his future at Old Trafford after a phonecall from Zidane.
The France global has had the vice-captaincy taken off him and many observers are claiming Mourinho may be suffering from the "third-season syndrome" that has dogged his career.
Mourinho also defended his players from accusations of not trying hard enough, but believes some are taking a slump in form more to heart than others.More news: Wolves Continue To Seek Return For Jimmy Butler Beyond What Teams Offering