Table 4.
Storage (E’ ) modulus, at 1 Hz and 90 Hz and cartilage thickness
| n |
Thickness (mm) |
1 Hz (E’, N/mm2) |
90 Hz (E’, N/mm2) |
||||
|---|---|---|---|---|---|---|---|
| mean | SD | mean | SD | mean | SD | ||
| Femoral condyles |
24 |
0.89A |
0.26 |
37.3A |
8.2 |
52.3A |
9.2 |
| Patellar groove |
17 |
1.32B |
0.26 |
35.9A,B |
9.5 |
44.4A,B |
12.9 |
| Tibial plateau meniscus covered |
31 |
1.10A,B |
0.38 |
31.7A,B |
11.2 |
40.9B,C |
13.6 |
| Tibial plateau not meniscus covered | 27 | 2.19C | 0.67 | 27.6B | 12.0 | 32.3C | 16.2 |
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).
n:number of samples tested from each region.