(Balagué et al., 2012). Non-specific low back pain is common and affects people of all ages (e.g., Carraggee, 2005; Bhangle et al., 2009; Maher et al., 2017). Non-specific low back pain is defined as low back pain not attributable to a recognizable, known specific pathology (e.g., infection, tumour, osteoporosis, fracture, structural deformity, inflammatory disorder, radicular syndrome, or cauda equina syndrome).