Table 2.
Comparison of the end-inspiration and end-expiration thickness of abdominal muscles in participants with (N = 20) and without (N = 20) nonspecific chronic low back pain
| Time | Group | IO (mm) | EO (mm) | RA (mm) | TrA (mm) |
|---|---|---|---|---|---|
| End inspiration | With NSCLBP | 8.97 ± 1.67 | 5.88 ± 1.12 | 12.68 ± 1.60 | 3.64 ± 0.66 |
| Without NSCLBP | 7.89 ± 1.32 | 5.50 ± 1.24 | 13.91 ± 3.09 | 3.43 ± 0.85 | |
| p value | 0.030* | 0.319 | 0.126 | 0.380 | |
| End expiration | With NSCLBP | 9.53 ± 1.35 | 6.16 ± 1.07 | 13.32 ± 1.63 | 3.91 ± 0.66 |
| Without NSCLBP | 8.35 ± 1.63 | 6.04 ± 1.22 | 14.32 ± 2.96 | 3.75 ± 0.85 | |
| p value | 0.017* | 0.748 | 0.198 | 0.530 |
IO internal oblique, EO external oblique, RA rectus abdominis, TrA transverse abdominis, mm millimeters, NSCLBP nonspecific chronic low back pain
*Statistically significant difference