Table 1

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

Controls

Patients with knee OA

Allele

Spain

Greece

UK

Total

Spain

Greece

UK

Total

Count

%

Count

%

Count

%

Count

%

Count

%

Count

%

Count

%

Count

%

5

1

0.1

1

0.0

3

0.4

3

0.2

6

1

0.1

2

0.3

2

0.2

5

0.2

1

0.2

4

0.6

5

0.3

7

39

4.4

23

3.4

58

4.4

120

4.2

18

3.6

12

1.7

35

4.9

65

3.4

8

160

18.2

126

18.9

256

19.6

542

19.0

116

23.2

139

20.1

158

22.3

413

21.7

9

188

21.4

147

22.0

282

21.6

617

21.6

97

19.4

139

20.1

104

14.7

340

17.9

10

362

41.2

264

39.5

525

40.3

1151

40.4

210

42.0

292

42.2

303

42.8

805

42.4

11

115

13.1

98

14.7

168

12.9

381

13.4

53

10.6

102

14.7

101

14.3

256

13.5

12

11

1.3

6

0.9

12

0.9

29

1.0

5

1.0

4

0.6

4

0.6

13

0.7

13

2

0.3

1

0.1

3

0.1

14

1

0.1

1

0.0

Total

878

668

1,304

2,850

500

692

708

1,900

Rodriguez-Fontenla et al. Arthritis Research & Therapy 2012 14:R257   doi:10.1186/ar4102