Table 1 Mean and standard deviation of parameters measured at 1 Hz and thickness of cartilage

Lateral

Femoral condyle

12

0.89^C

0.24

949^A

266

95^A,B

24

10.0^A

1.5

Medial

Femoral condyle

12

0.89^C

0.29

897^A

203

118^A

29

7.9^A

1.8

Lateral

Patellar groove

9

1.48^B,C

0.18

508^B,C,D

135

57^C,D,E

20

9.3^A

2.1

Medial

Patellar groove

8

1.14^C

0.22

708^A,B

235

80^B,C

21

9.1^A

3.0

Lateral

Tibial plateau

0.98^C

0.43

763^A,B

190

98^A,B

29

8.0^A

1.1

meniscus covered

14

Medial

Tibial plateau

1.22^C

0.29

534^B,C

197

60^C,D

11

8.8^A

2.7

meniscus covered

13

Lateral

Tibial plateau not meniscus covered

15

2.36^A

0.5

249^D

160

29^E

14

8.1^A

2

Medial

Tibial plateau not meniscus covered

16

2.03^A,B

0.78

360^C,D

204

45^D,E

28

8.3^A

1.8