Table 5.

Quality of life

	Baseline	After 6 months	After 12 months	p 0 vs 6 months	p 0 vs 12 months
Physical functioning	53±37	60±37	58±39	0.004	0.048
Role of physical limitations	35±48	50±50	46±50	0.005	0.033
Role of emotional limitations	51±50	72±45	66±48	<0.0001	0.003
Vitality	45±21	50±22	50±27	NS	NS
Mental health	62±24	67±24	65±27	0.014	NS
Social functioning	67±27	72±29	58.06±34.70	NS	NS
Pain	59±28	60±28	56±32	NS	NS
General health perception	50±27	53±26	42±28	NS	NS

Values expressed as mean±SD; data are from 33 of 36 patients (completers) who answered all three questionnaires.