Table 2.
Long-term outcomes based on group membership (n/total sample available at timepoint (%yes)).
| 1 Younger good self-report group (n=99) |
2 Younger poor self-report group (n=119) |
3 Older poor self-report (n=48) |
4 Older good self-report (n=27) |
P-value* | |
|---|---|---|---|---|---|
|
| |||||
| Radiographic OA- Involved | |||||
| N (%) | 19/64 (30%) | 24/77 (31%) | 17/36 (47%) | 10/19 (53%) | |
| 0.073 | |||||
| KL1 | 9 | 15 | 1 | 3 | |
| KL2 | 9 | 8 | 13 | 7 | |
| KL3 | 1 | 1 | 3 | 0 | |
|
| |||||
| Radiographic OA- Uninvolved | |||||
| N (%) | 11/65 (17%) | 18/76 (24%) | 13/36 (36%) | 11/19 (58%) | |
| 0.004 | |||||
| KL1 | 11 | 18 | 13 | 11 | |
| KL2 | 0 | 0 | 0 | 0 | |
| KL3 | 0 | 0 | 0 | 0 | |
|
| |||||
| Clinical OA | 8/71 (11%) | 24/95 (25%) | 13/39 (33%) | 6/24 (25%) | 0.017 |
|
| |||||
| Return to Preinjury Sport Level | 45/73 (62%) | 53/91 (58%) | 25/38 (66%) | 13/20 (65%) | 0.013 |
|
| |||||
| Operative Status | 68/95 (72%) | 86/117 (74%) | 37/47 (79%) | 12/26 (44%) | 0.039 |
*
Adjusted P-value reported; P-value is for chi-square analysis between presence of radiographic OA and subgroup, it does not take KL level into account. OA, osteoarthritis