The West London side have now lost three of their last four matches in the top flight.
When asked if Fulham will stay in the league, the Swede told the club's official website: "Yes.
"The way we've been playing the last few weeks, and on Saturday at times, we're playing well and creating chances. There are lots of positives to take."
Fulham continue their Premier League campaign on January 28 when they make the trip to Swansea City.