From: Regional differences in lumbar spinal posture and the influence of low back pain
Posture/Activity | LLx angle (°) | ULx angle (°) | p-value | p-value adjusted for BMI | ULx/LLx correlation (p-value) |
---|---|---|---|---|---|
Usual to slump sitting | 2.5 ± 4.0 | 7.3 ± 7.0 | < 0.001 | 0.072 | 0.525 (< 0.001) |
Usual to sway standing | 8.2 ± 5.4 | 0.8 ± 5.4 | < 0.001 | < 0.001 | - 0.469 (< 0.001) |
Usual stand to maximal flexion | 35.0 ± 10.0 | 30.8 ± 9.9 | 0.003 | 0.033 | - 0.442 (< 0.001) |
Usual stand to maximal extension | 20.6 ± 13.3 | 8.9 ± 11.1 | < 0.001 | 0.001 | - 0.426 (< 0.001) |
Total standing ROM | 55.7 ± 18.6 | 39.8 ± 17.0 | < 0.001 | 0.042 | - 0.460 (< 0.001) |
Usual stand to pick up pen | 31.4 ± 9.9 | 28.0 ± 9.1 | 0.004 | 0.140 | - 0.332 (< 0.001) |
Usual stand to pick up box | 28.7 ± 10.2 | 24.0 ± 10.1 | < 0.001 | 0.069 | - 0.142 (0.071) |
Usual stand to transfer pillow | 19.9 ± 8.2 | 20.3 ± 9.3 | 0.775 | 0.290 | - 0.186 (0.018) |
Usual stand to transfer box | 15.0 ± 7.3 | 13.9 ± 8.2 | 0.170 | 0.160 | - 0.041 (0.601) |
Usual stand to squat | 26.5 ± 10.2 | 18.4 ± 11.8 | < 0.001 | 0.009 | - 0.008 (0.918) |