Table 3.
Clinical and Functional Outcomes Stratified by Osteochondral Size
| N (%) | <2 cm2 | >2 cm2 | P Value |
|---|---|---|---|
| Physical examination findings | |||
| Preoperative flexion,° | 126.0 (4.2) | 122 (2.7) | .11 |
| Postoperative flexion,° | 130.8 (7.4) | 132.0 (4.5) | .77 |
| Hamstring | |||
| Preoperative strength | |||
| 4– | 0 (0.0) | 3 (60.0) | |
| 4 | 4 (66.7) | 0 (0.0) | .03 |
| Postoperative strength | |||
| 4 | 2 (33.3) | 1 (20.0) | |
| 5 | 2 (33.3) | 3 (60.0) | .68 |
| Quadriceps | |||
| Preoperative strength | |||
| 3+ | 0 (0.0) | 1 (20.0) | |
| 4– | 1 (16.7) | 4 (80.0) | |
| 4 | 4 (66.7) | 0 (0.0) | .05 |
| Postoperative strength | |||
| 4 | 4 (66.7) | 1 (20.0) | |
| 5 | 2 (33.3) | 3 (60.0) | .23 |
| Pain scores | |||
| Preoperative VAS | 4.1 (3.1) | 5.2 (2.6) | .56 |
| Postoperative VAS | 1.6 (1.5) | 1.2 (2.2) | .74 |
| Functional Outcomes | |||
| Preoperative UCLA | 5.6 (2.9) | 5.0 (3.2) | .78 |
| Postoperative UCLA | 8.6 (1.1) | 6.0 (3.4) | .17 |
| Preoperative KOS-ADL | 38.6 | 55.7 | |
| Postoperative KOS-ADL | 88.9 (13.0) | 77.1 (27.9) | .43 |
| Preoperative KOS-Sports | 32.7 (20.5) | 34.5 | .95 |
| Postoperative KOS-Sports | 80.7 (17.9) | 74.2 (21.7) | .62 |
NOTE. Values are given as the mean and standard deviation in parentheses.
ADL, activities of daily living; BMAC, bone marrow aspirate concentrate; KOS, Knee Outcome Survey; UCLA: University of California, Los Angeles Activity Score; VAS, visual analog scale.