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Pre-operative and 1-year Oxford Knee Score results of the two groups
| Mean Oxford Knee Score, OKS (range) | Patient-specific instrumentation (n = 23) | Conventional instrumentation (n = 22) | p value |
|---|---|---|---|
| Pre-op OKS | 24.1 (12–38) | 23.3 (10–37) | n.s. |
| Post-op OKS | 42.4 (21–48) | 41.5 (26–48) | n.s. |
| Δ OKS | 18.3 (4–31) | 18.2 (5–31) | n.s. |
