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TrA percent thickness change contrasting the two groups.
| Group | TrA percent thickness change (%) | |
|---|---|---|
| Left TrA (mean ± SD) | Right TrA (mean ± SD) | |
| HC (n = 40) | 88.754 ± 33.823 | 96.455 ± 46.054 |
| NSCLBP (n = 68) | 45.628 ± 22.722 | 45.532 ± 26.679 |
| p value | <0.001∗ | <0.001∗ |
TrA: transversus abdominis; NSCLBP: nonspecific chronic low back pain, and HC: healthy control. Significant p values are marked with∗.
