TABLE 3A.
Intervertebral lateral bending and left–right translation range of motion during lateral bending.
| L1‐L2 | L2‐L3 | L3‐L4 | L4‐L5 | L5‐S1 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| LB (°) | LR (mm) | LB (°) | LR (mm) | LB (°) | LR (mm) | LB (°) | LR (mm) | LB (°) | LR (mm) | |
| Total | 8.8 ± 3.2 | 3.4 ± 1.2 | 9.1 ± 4.2 | 3.6 ± 1.5 | 8.4 ± 4.3 | 3.0 ± 1.5 | 5.9 ± 3.9 | 2.3 ± 1.3 | 2.7 ± 1.8 | 1.5 ± 0.9 |
| Female | 9.3 ± 3.5 | 3.6 ± 1.2 | 9.7 ± 4.4 | 3.8 ± 1.6 | 8.9 ± 4.4 | 3.2 ± 1.5 | 6.0 ± 4.1 | 2.2 ± 1.3 | 2.7 ± 1.8 | 1.5 ± 0.8 |
| Male | 8.0 ± 2.8 | 3.2 ± 1.0 | 8.3 ± 3.8 | 3.4 ± 1.3 | 7.7 ± 4.1 | 2.9 ± 1.5 | 5.8 ± 3.7 | 2.4 ± 1.4 | 2.6 ± 1.8 | 1.6 ± 1.0 |
| < 60 years | 10.0 ± 2.9 | 3.5 ± 0.9 | 10.7 ± 4.0 | 3.9 ± 1.3 | 10.0 ± 4.0 | 3.5 ± 1.3 | 7.5 ± 4.0 | 2.8 ± 1.3 | 3.1 ± 1.8 | 1.7 ± 0.9 |
| ≥ 60 years | 7.4 ± 3.0 | 3.4 ± 1.4 | 7.3 ± 3.6 | 3.3 ± 1.6 | 6.6 ± 4.1 | 2.5 ± 1.5 | 4.2 ± 3.0 | 1.7 ± 1.1 | 2.1 ± 1.7 | 1.3 ± 0.8 |
Note: Units are degrees (°) and millimeters (mm). Mean values ± one standard deviation are presented.
Abbreviations: LB = lateral bending; LR = left–right translation.