Skip to main content

Table 2 Storage ( k’ ) and loss ( k” ) stiffness, and their ratio, at 1 Hz and cartilage thickness

From: Viscoelastic properties of bovine knee joint articular cartilage: dependency on thickness and loading frequency

 

n

Thickness (mm)

k’ (N/mm)

k” (N/mm)

k’/k”

mean

SD

mean

SD

mean

SD

mean

SD

Femoral condyles

24

0.89A

0.26

923A

233

106A

28

9.0A

2.0

Patellar groove

17

1.32B

0.26

614B

215

69B

23

9.2A

2.5

Tibial plateau meniscus covered

31

1.10A,B

0.38

653B

223

80B

29

8.4A

2.0

Tibial plateau not meniscus covered

27

2.19C

0.67

304C

189

37C

23

8.2A

1.8

  1. The lettersA, B, C are used to indicate significant differences between the different regions; where a region does not share a letter they are significantly different (p < 0.05).
  2. n: number of samples tested from each region.