Table 1.

Correlations between RCSA of multifidus and spinal-pelvic parameters

	SVA	TK	TLK	LL	PI	PT	SS
L1/2 RCSA	r = − 0.397, p  = 0.024*	r = − 0.224, p = 0.217	r = 0.055, p = 0.766	r = 0.006, p = 0.973	r = 0.154, p = 0.408	r = 0.119, p = 0.525	r = 0.049, p = 0.792
L2/3 RCSA	r = 0.064, p = 0.734	r = 0.089, p = 0.628	r = − 0.052, p = 0.776	r = 0.222, p = 0.223	r = 0.232, p = 0.208	r = −0.073, p = 0.695	r = 0.313, p = 0.087
L3/4 RCSA	r = 0.218, p = 0.239	r = −0.364,p = 0.040*	r = −0.217, p = 0.234	r = 0.240, p = 0.185	r = 0.178, p = 0.338	r = 0.009, p = 0.961	r = 0.178, p = 0.338
L4/5 RCSA	r = −0.116, p = 0.533	r = −0.380, p  = 0.032*	r = − 0.336, p = 0.048*	r = 0.528,p = 0.002*	r = 0.143, p = 0.442	r = −0.116, p = 0.533	r = 0.261, p = 0.157
L5/S1 RCSA	r = − 0.129, p = 0.488	r = −0.259, p = 0.152	r = − 0.432,p = 0.014*	r = 0.129, p = 0.481	r = − 0.090, p = 0.631	r = − 0.005, p = 0.980	r = − 0.089, p = 0.634