The lumbo - pelvic - hip complex contains a series of muscles that insert in the pelvic hip region. (jaylabpro.com)
Core exercises are also important for fall prevention to improve the strength and control of the deep stabilization muscles for lumbo - pelvic - hip complex stabilization. (blog.nasm.org)
Dysfunction at the lumbopelvic - hip complex such as muscle strength imbalance can lead to pain in the low back and / or SI joints. (invigophysio.com)