Tom Coburn won with 52.8% of the vote (763,433 votes), ahead of Brad Carson with 41.2% (596,750 votes).
The margin between the first two candidates was 11.5 percentage points (166,683 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 11.5 points.
Compared with the previous comparable race in the same area, the party margin moved 9.5 points toward Democrats.
1,446,846 votes were counted in this race, for 3 candidates or options.
More races: all races, candidates and analysis.