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Percentage of new cartilage area in the experimental groups. Values are median (interquartile range)
| Null group | Gel Group | MSC group | p-valuea | |
|---|---|---|---|---|
| 12 weeks | 5 (3–7) | 38 (45–44) | 39 (36–46) | 0.02b |
| 24 weeks | 2 (2–4) | 124 (118–130) | 99 (94–104) | 0.007b |
Percentage of new cartilage tissue area was calculated as (area of new cartilage) / (area of estimated cartilage layer) x 100.
aKruskal–Wallis test.
bSignificant difference between Null group and Gel, MSC groups (p < 0.05)
