Mean Extent and Mean Severity of Motion-Induced Artifacts for Types of Motion
| Motion type | No. of studies with artifacts | Mean extent (%) | Mean severity |
|---|---|---|---|
| Vertical bounce | 7 | 7.0 | 4.6 |
| Multiple bounce | 9 | 9.7 | 4.0 |
| Lateral bounce | 9 | 4.6 | 3.4 |
| Vertical abrupt | 37 | 14.0 | 4.3 |
| Lateral abrupt | 51 | 14.2 | 4.4 |
| Total | 113 | 12.6 | 4.3 |
| Group F test | P < 0.001 | P < 0.002 |