Table 2.

Allele counts and frequency of the D6S1276 BMP5 microsatellite in women with knee osteoarthritis (OA) and control women from the three sample collections

	Controls								Patients with knee OA
	Spain		Greece		UK		Total		Spain		Greece		UK		Total
Alleles	Count	%	Count	%	Count	%	Count	%	Count	%	Count	%	Count	%	Count	%
5													1	0.3	1	0.1
6					1	0.2	1	0.1	1	0.2	4	0.7			5	0.4
7	16	5.2	20	4.8	28	4.4	64	4.7	16	3.9	11	2	17	4.4	44	3.2
8	52	17	70	16.8	117	18.2	239	17.5	91	22.2	114	20.2	95	24.6	300	22.1
9	66	21.6	99	23.8	137	21.3	302	22.1	82	20	113	20	56	14.5	251	18.5
10	126	41.2	159	38.2	263	41	548	40.2	174	42.4	240	42.6	164	42.5	578	42.5
11	42	13.7	65	15.6	87	13.6	194	14.2	43	10.5	79	14	50	13	172	12.6
12	4	1.3	3	0.7	9	1.4	16	1.2	3	0.7	3	0.5	3	0.8	9	0.7
Total	306		416		642		1,364		410		564		386		1,360