Table 6.

Mean scores for demographic subgroups

		Sex			Age			Education
		Male	Female	P	< 60	>= 60	P	High	Low	P
N		123	97		83	137		125	95
WOMAC	Pain	4.92	6.41	**	4.65	7.11	**	4.62	6.31	**
	Function	6.44	5.26	**	5.13	6.84	**	4.91	6.43	**
	Stiffness	5.59	6.01	**	4.65	6.12	**	4.36	5.86	**
	Global	4.90	6.23	**	8.86	6.52	**	4.65	6.12	**
GPs assessment		3.43	4.94	**	3.36	5.30	**	3.06	4.88	**
x-ray		2.55	2.85		2.58	2.84	**	2.45	2.86	**
AIMS	Physical	3.25	4.43	**	3.20	4.74	**	3.09	4.26	**
	Affect	3.83	4.81	**	3.95	4.79	**	3.90	4.55	**
	Symptom	2.32	4.57	**	2.16	5.22	**	1.83	4.44	**
	Social	4.08	5.02	**	4.05	5.23	**	4.16	8.28	*
	Role	1.74 (n = 74)	2.72 (n = 35)		2.06 (n = 97)	1.98 (n = 12)	**	5.25 (n = 63)	2.31 (n = 46)

Level of significance: *p < 0.05; **p < 0.01