TABLE 6.
Patient Dataa
| Patient | Sex | Age at Revision, y | Side Affected | Failed Index Surgery | Lesion Location | Lesion Size, cm2 | Reason for Failure | Time From Index Surgery to Revision, mo | Revision Procedure |
|---|---|---|---|---|---|---|---|---|---|
| 1 | F | 43 | R | MFX | MFC | 1.44 | Varus malalignment | — | OAT, HTO |
| 2 | F | 17 | L | OAT | LFC | 1.20 | Meniscal deficiency | 12.6 | OCA, LMAT |
| 3 | M | 31 | L | MFX | MFC | 1.00 | Varus malalignment | 40.0 | OAT, HTO |
| 4 | F | 24 | R | MFX | MFC | 1.65 | Varus malalignment | 31.7 | OAT, HTO |
| 5 | F | 34 | R | MFX | MFC | 1.12 | Varus malalignment | — | OAT, HTO |
| 6 | M | 20 | L | MFX | MFC | — | Varus malalignment | — | OAT, HTO |
| 7 | F | 20 | R | MFX | Patella | 1.44 | Patellar maltracking, graft failure (fibrocartilage) | 67.2 | MACI, TTO |
| 8 | F | 16 | L | OAT | LFC | 3.96 | Meniscal deficiency | — | OCA, LMAT |
| 9 | M | 39 | L | MFX | MFC | 6.25 | Varus malalignment | 30.8 | OCA, HTO |
| 10 | F | 14 | R | OAT | MFC | 3.30 | Varus malalignment | — | OCA, HTO |
| 11 | F | 32 | R | OAT | MFC | 4.50 | Meniscal deficiency | — | OCA, MMAT |
| 12 | F | 24 | R | OAT | MFC | — | Graft failure | 18.1 | OCA (preoperative weight loss) |
| 13 | M | 20 | L | MFX | LFC | 4.84 | Valgus malalignment | — | OCA, DFO |
| 14 | M | 17b | R | OCA | MFC | 6.00 | Graft failure | — | OCA |
| 17b | L | OCA | MFC | 6.00 | Graft failure | — | OCA | ||
| 19 | R | OCA | MFC | 6.72 | Graft failure | 15.6 | OCA | ||
| 21 | R | OCA | MFC | 6.00 | Graft failure | 24.8 | OCA | ||
| 15 | M | 14 | L | OAT | LFC | 2.00 | Meniscal deficiency | 7.7 | OCA, LMAT |
| 16 | M | 31 | L | OCA | LFC | — | Valgus malalignment | 4.2 | OCA, DFO |
| 17 | M | 32 | R | MFX, DeNovo, Chondrofix | MFC | 8.75 | Varus malalignment | 36.0 | OCA, HTO |
| 18 | F | 29 | R | OCA | MFC | 2.34 | Graft failure | 39.9 | ACI sandwich technique |
| 19 | M | 39 | L | MFX | MFC, LFC, trochlea | — | Graft failure | 120.9 | Multifocal OCA |
| 20 | M | 37 | R | Chondrofix | MFC | — | Varus malalignment, graft failure | 25.6 | HTO, OCA |
| 21 | F | 47 | L | MFX | MFC | 3.24 | Graft failure | 96.6 | OCA |
| 22 | M | 28 | R | OCA | LFC | 7.29 | Meniscal deficiency | — | OCA, LMAT |
| 23 | F | 20 | R | MFX | Patella | 4.40 | Patellar maltracking | 28.9 | DeNovo, TTO |
| 21 | L | MFX | Patella | 8.68 | Patellar maltracking | 44.8 | DeNovo, TTO | ||
| 24 | M | 26 | L | MFX | Patella | 5.00 | Patellar maltracking | 83.3 | DeNovo, TTO |
| 25 | F | 34 | L | DeNovo | Patella, trochlea, MFC | Patella: 3.12; trochlea: 1.30; MFC: 5.67 | Patellar maltracking | 40.5 | ACI, TTO |
| 35 | R | MFX | MFC, trochlea, patella | MFC: 4.00; trochlea: 1.68; patella: 4.20 | Patellar maltracking | 22.5 | ACI, TTO | ||
| 26 | M | 33 | L | MFX | MFC, patella | MFC: 3.60; patella: 6.80 | Varus malalignment | 3.1 | ACI, HTO |
| 33 | R | MFX | Patella, trochlea | Patella: 6.00; trochlea: 1.44 | Patellar maltracking | 5.8 | ACI, TTO | ||
| 27 | M | 22 | R | MFX | MFC | 1.00 | Patellar instability | 96.4 | ACI (patella), TTO, MPFLR |
| 28 | M | 20 | L | MFX | LFC | 5.00 | Valgus malalignment | 42.1 | DFO, ACI |
| 29 | F | 20 | R | MFX | Patella | 3.96 | Patellar instability | 74.8 | ACI, MPFLR |
| 30 | F | 32 | L | MFX | Patella | 3.75 | Patellar maltracking | 24.7 | ACI, TTO |
| 31 | M | 24 | R | OCA | LFC | 7.56 | Valgus malalignment | 4.5 | OCA, DFO |
| 32 | M | 33 | R | OAT | LFC | 3.24 | Valgus malalignment | — | OCA, DFO |
| 33 | M | 49 | L | MFX | MFC | 4.00 | Varus malalignment | 33.5 | OCA, HTO |
| 34 | M | 31 | L | MFX | MFC | 6.00 | Varus malalignment | 8.9 | OCA, HTO |
| 35 | M | 39 | L | MFX | Patella, MFC | Patella: 1.50; MFC: 5.29 | MFX for an osteochondral lesion (bone and cartilage) | — | OCA |
| 36 | M | 25 | R | OAT | LFC | 4.84 | Meniscal deficiency | — | Lateral meniscal root repair, OCA |
| 37 | M | 23 | L | MFX | LFC | 4.00 | Meniscal deficiency | 72.4 | LMAT, OCA (LFC) |
| 38 | M | 45 | R | MFX | MFC | 6.00 | MFX for an osteochondral lesion (bone and cartilage) | 7.3 | OCA |
| 39 | M | 25 | L | OAT | LFC | 1.00 | Meniscal deficiency | — | OAT (LFC), root repair |
| 40 | M | 23 | L | MFX | MFC | 6.25 | Graft failure | 113.5 | OCA |
| 41 | F | 22 | R | OCA | MFC | 5.29 | Meniscal deficiency | 35.9 | OCA, MMAT |
| 42 | F | 16 | L | MFX | LFC | — | Meniscal deficiency, valgus malalignment | 23.9 | DFO, LMAT |
| 43 | M | 18 | R | OCA | LFC | 8.00 | Valgus malalignment | 21.8 | DFO, OCA |
| 44 | M | 21 | R | OCA | LFC | 6.25 | Meniscal deficiency, ACLR failure | — | DFO, ACLR, MMAT |
| 45 | F | 36 | R | MFX | Patella | 4.00 | Patellar maltracking | 116.4 | Cartiform, TTO |
| 46 | M | 20 | R | OCA | MFC | 7.56 | Graft failure | — | OCA |
| 47 | F | 33 | R | MFX | Trochlea, MFC, LFC | Trochlea: 4.00; MFC: 1.60; LFC: 2.80 | Patellar maltracking | 4.1 | ACI, TTO |
| 48 | M | 30 | R | MFX | LFC, trochlea | LFC: 2.99; trochlea: 9.00 | Patellar maltracking | 8.0 | ACI, TTO |
| 49 | F | 22 | L | OAT | LFC | 4.84 | Meniscal deficiency | 59.9 | OCA, LMAT |
| 50 | M | 42 | R | MFX | Trochlea, MFC | Trochlea: 4.00; MFC: 8.00 | Graft failure | 54.9 | OCA |
| 51 | M | 32 | L | MFX | LFC, trochlea | LFC: 4.60; trochlea: 6.60 | Patellar maltracking | 2.6 | MACI, TTO |
| 52 | M | 42 | L | MFX | Trochlea, LFC | Trochlea: 5.06; LFC: 1.76 | Patellar maltracking | 12.5 | MACI, TTO |
| 53 | F | 36 | R | MFX | MFC | 5.94 | Graft failure | 166.0 | OCA |
aACI, autologous chondrocyte implantation; ACLR, anterior cruciate ligament reconstruction; Chondrofix, nonviable osteochondral allograft; DeNovo, particulated juvenile chondral allograft; DFO, distal femoral osteotomy; F, female; HTO, high tibial osteotomy; L, left; LFC, lateral femoral condyle; LMAT, lateral meniscal allograft transplantation; M, male; MACI, matrix-induced autologous chondrocyte implantation; MFC, medial femoral condyle; MFX, microfracture; MMAT, medial meniscal allograft transplantation; MPFLR, medial patellofemoral ligament reconstruction; OAT, osteochondral autograft transfer; OCA, osteochondral allograft transplantation; R, right; TTO, tibial tubercle osteotomy.
bSurgeries were performed simultaneously.