Effects in Short and Long Term of Global Postural Reeducation (GPR) on Chronic Low Back Pain: A Controlled Study with One-Year Follow-Up

Table 2

Differences in NRS results per group before, after and between groups.

	NRS T0; Mean ± SD	NRS T1; Mean ± SD	Responders NRS T1 ()	NRS T2; Mean ± SD	Responders NRS T2 ()	Significativity NRS T0 versus T1 ()	Significativity NRS T0 versus T2 ()
GPR	6,7 ± 2,28	3,73 ± 2,68	21/30	5,73 ± 4,38	8/30	<0,001^*	0,02^*
FKT	7,2 ± 2,25	4,43 ± 2,35	16/30	6,5 ± 2,03	8/30	<0,001^*	0,12^*
GPR versus FKT ()	0,3^†	0,15^†	0,18^††	0,23^†	1^††

Wilcoxon sign test.
^†Kruskal-Wallis rank test.
^††Pearson test.