West Ham manager Manuel Pellegrini: "I don't know if it was an unacceptable performance. We conceded the first goal from a corner that was not a corner.
"When you concede so many easy goals, it does not help.
"The most difficult thing for us was to match their energy," said Pochettino. "In the second half we were much better and matched them. I think they deserve one point.
"The reality is that, for different reasons, we are not showing the performances that we expect.
Leicester manager Brendan Rodgers said he did not want to put any pressure on his players.
"My senior players are first-class," said the former Liverpool and Celtic boss. "The spirit is very good and they understand we are trying to create something here we can sustain.
Gomes, 26, was tackled from behind by Son and appeared to be injured by an awkward fall which prompted an anguished reaction from players and fans close to the incident.
Former Everton winger Pat Nevin, who was the analyst for BBC Radio 5 Live at Goodison Park on Sunday, described the incident as "horrible".
Manchester United manager Ole Gunnar Solskjaer said it was a "step back for us" as his side's three-match winning run ended at Bournemouth.
"If you want to get into the top four you need to win games like this," said Solskjaer.
Arsenal manager Unai Emery says he feels "the responsibility" to improve results after Wolves fought back to claim a merited Premier League point at the Emirates. "I am very demanding of myself," Emery said.
Liverpool manager Jurgen Klopp, speaking to BBC Match of the Day: "We had our good moments during the game but were not clinical enough, especially in the first half.
"I don't always believe we can win every game but I never give up.
Brighton manager Graham Potter: "It's pleasing to get three points against a team that carry a threat."We had to be disciplined and we were.
"We needed patience and understanding playing against side that carries a threat.
Burnley manager Sean Dyche: "The first half was unacceptable, it's as simple as that. Too many players were way off the mark.
"There were a couple of decisions that I felt went against that might have got us out of jail.
West Ham manager Manuel Pellegrini: "It is really difficult to explain why we played the way we did in the first 45 minutes.
"The last two games we played at home we started by pressing from the beginning, playing in the opposite half.
Watford goalkeeper Ben Foster, speaking to Match of the Day: "If I score at the end that's me retiring. Fair play to Kepa - that was some save.
"Chelsea are a very good team with a lot of good energetic players, it is good for them and for England.
Newcastle manager Steve Bruce speaking to BBC Match of the Day: "I was delighted the way we played in the first half and needed more of it in the second but for some reason, we didn't play in the second half.