Table 3.

Pain scale and Oswestry questionnaire data for the treatment groups and the results of the comparative tests.

		Group
Variable	Period	A				B				p-value#
		Median	Min	Max	N	Median	Min	Max	N
VAS intensity	Before	4.6	4.3	5.5	5	5	0.5	7.7	5	0.548
	After	4.2	0.15	7.5	5	0.2	0	0.5	5	0.056
p*		0.225				0.043
VAS frequency	Before	9.15	6.8	9.3	5	8.4	0.7	9.9	5	0.841
	After	7.5	0.3	9.1	5	0.3	0	5.9	5	0.095
p*		0.138				0.043
Oswestry Questionnaire	Before	19	11	33	5	10	4	23	5	0.151
	After	15	5	37	5	2	1	8	5	0.016
p*		0.461				0.039

# Result of the Mann-Whitney test.

^*Result of the Wilcoxon paired test.

All significant values are in bold.