It was the 22nd time the event had been contested and the first under a new format in which women golfers played in addition to men and an international team, representing the rest of the world, replaced the European team.
Each of the 60 matches was worth one point in the larger team competition.
If a match was all square after the 18th hole, each side earned half a point toward their team total.
Dewi Weber conceded her singles match because of illness.
The Michael Carter Award winners were Olivia Mehaffey and Collin Morikawa.