“…In addition, confounding factors like improvements in hip range of motion, sacroiliac joint mobility, abdominal and lower extremity muscle strength and stability, all of which were also targeted in the rehabilitation protocol, might be associated with abdominal muscle behavior 23 and/ or recovery. 18,40 n athletes with longstanding groin pain associated with resisted hip adduction, there was no association between changes in abdominal muscle resting thickness and relative thickness during selected lower extremity tasks, and change in self-reported sports restriction after 14 weeks of physical therapy focusing on strengthening of the deep abdominal musculature.…”