Table 6.
Carotid MPRAGE Image Quality
| Observer 1 and 2 | Mean | Stdev | SEM | n | 2-tailed P |
|---|---|---|---|---|---|
| 3T | 3.87 | .79 | .06 | 154 | |
| 1.5T | 4.34 | .71 | .03 | 562 | <.0001 |
| Observer 1 | Mean | Stdev | SEM | n | 2-tailed P |
|---|---|---|---|---|---|
| 3T | 3.80 | .87 | .07 | 154 | |
| 1.5T | 4.46 | .73 | .03 | 562 | <.0001 |
| Observer 2 | Mean | Stdev | SEM | n | 2-tailed P |
|---|---|---|---|---|---|
| 3T | 3.95 | .96 | .08 | 154 | |
| 1.5T | 4.21 | .90 | .04 | 562 | .002 |