| Election 2008 | Obama-Clinton | Spread |
|---|---|---|
| National | 45.0-44.9 | Obama +0.1 |
| North Carolina | 50.0-42.0 | Obama +8.0 |
| Indiana | 44.0-49.0 | Clinton +5.0 |
| General Election | McCain-Obama | McCain-Clinton |
| National | Obama +2.6 | Clinton +3.9 |
| Pennsylvania | Obama +1.2 | Clinton +6.8 |
| Ohio | McCain +3.4 | Clinton +5.4 |
| Florida | McCain +9.0 | Clinton +1.7 |