From: An objective spinal motion imaging assessment (OSMIA): reliability, accuracy and exposure data
 | Range of error (°) | Mean squares | F-ratio | p | |
---|---|---|---|---|---|
 |  | Screening | Tracking |  |  |
Side-bending | 1 – 4.5 | 4.12 | 0.16 | 25.72 | <0.001 |
Flexion-extension | 1 – 4.5 | 1.20 | 0.29 | 4.21 | 0.012 |