Table 1: Symptoms pro and post intervention (3, 6 and 12 months after treatment).

		Not Anymore	Significant Improvement	Low Improvement	No Improvement
Immediately after	n	133	106	65	7
	%	42.8%	34.1%	20.9%	2.3%
After 3 months	n	124	115	66	6
	%	39.9%	37.0%	21.2%	1.9%
After 6 months	n	115	159	37	0
	%	37.0%	51.1%	11.9%	0.0%
After 12 months	n	135	145	31	0
	%	43.4%	46.6%	10.0%	0.0%