Table 2.

Magnetisation transfer ratio (MTR) values measured per region in each lumbar segment (average left/right) (N = 10) and results of the one-way analysis of variance (ANOVA) with post hoc comparisons using the Tukey test (p value).

Segment	Region	Mean MTR (a.u.)	SD	p value
	Preganglionica	24.8	7.3	L2a,b = 0.11
L2	Ganglionicb	29.9	3.9	L2a,c = 0.004*
	Postganglionicc	33.4	4.3	L2b,c = 0.33
	Preganglionica	29.3	2.6	L3a,b = 0.20
L3	Ganglionicb	31.2	2.6	L3a,c = 0.02*
	Postganglionicc	32.5	2.2	L3b,c = 0.5
	Preganglionica	29.1	3.0	L4a,b = 0.37
L4	Ganglionicb	31.0	3.0	L4a,c = 0.04*
	Postganglionicc	32.6	3.0	L4b,c = 0.45
	Preganglionica	26.9	6.0	L5a,b = 0.04*
L5	Ganglionicb	31.8	3.5	L5a,c = 0.01*
	Postganglionicc	32.9	2.7	L5b,c = 0.84
	Preganglionica	27.7	2.8	Alla,b = 0.02*
All	Ganglionicb	31.0	2.4	Alla,c = 0.001*
	Postganglionicc	32.9	2.2	Allb,c = 0.23

MTR magnetisation transfer ratio, SD standard deviation, a.u arbitrary units.

* indicates statistical significance (p value <0.05).

^{a, b, c} indicate the ANOVA post hoc pairwise results.