TABLE 3.
Correlations of the subtissue zones in articular cartilage (N = 18)
| μMRI | PLM | FTIRI | Pa | |
|---|---|---|---|---|
| Total tissue (μm) | 669 ± 62 | 646 ± 49 | 626 ± 65 | 0.106 |
| SZ thickness (μm) | 42 ± 13 (44 ± 13) | 51 ± 22 (46 ± 22) | 48 ± 21 (56 ± 22) | 0.376 |
| TZ thickness (μm) | 62 ± 16 (81 ± 12) | 54 ± 18 (63 ± 14) | 52 ± 9 (36 ± 9) | 0.117 |
| RZ thickness (μm) | 555 ± 68 (544 ± 69) | 542 ± 67 (537 ± 66) | 526 ± 73 (626 ± 65) | 0.260 |
| Depth of the most random location in AC (μm) | 75 ± 18 | 77 ± 27 | 71 ± 25 | 0.783 |
The tissue thickness from the previous criteria is shown in the bracket.
a
The P-values (95%) of One-Way ANOVA with Bonferroni correction among three criteria (i.e., three imaging methods).