Table 1.
Absolute frequencies of the ICRS 1 microscopic scale sub-items. Sub-item VI (Calcified Cartilage) was not used because the partial thickness model preserved this layer.
| Sub-Item | Score | CELLS (n =10) | SCAFFOLD (n = 10) | EMPTY (n = 10) | p | |
|---|---|---|---|---|---|---|
| I | Surface | 3 | 3 | 1 | 0 | 0.089 |
| 0 | 7 | 9 | 10 | |||
| II | Matrix | 2 or 3 | 5 | 2 | 0 | 0.013 * |
| 0 or 1 | 5 | 8 | 10 | |||
| II | Cell Distribution | 2 or 3 | 5 | 3 | 1 | 0.131 |
| 0 or 1 | 5 | 7 | 9 | |||
| IV | Cell Viability | 3 | 5 | 2 | 3 | 0.349 |
| 0 or 1 | 5 | 8 | 7 | |||
| V | Subchondral Bone | 2 or 3 | 6 | 1 | 4 | 0.050 * |
| 0 or 1 | 4 | 9 | 6 |
ICRS 1: International Cartilage Repair Society. * Indicates p < 0.05.