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Overall outcomes (patient demographics and pre-operative scores given in Table I)
| Outcome | ||
|---|---|---|
| 8-year implant survival (95% CI) | 89.1 (88.3–89.9) | |
| 6-month OKS, mean (SD) | 37.5 (9.5) | |
| 6-month EQ5D, mean (SD) | 0.770 (0.250) | |
| Improvement, N (%) | Better | 3,204 (93.4) |
| Same | 37 (1.1) | |
| Worse | 188 (5.48) | |
| Satisfaction, N (%). | Excellent | 930 (27.1) |
| Very Good | 1223 (35.7) | |
| Good | 725 (21.1) | |
| Fair | 410 (12.0) | |
| Poor | 128 (3.7) | |
| Not given | 13 (0.4) | |
