TABLE 5.
Baseline Characteristics of Patients Undergoing PCL Reconstruction by Isolated or Multiligament Injurya
| Isolated PCL Injury (n1 = 122) | Multiligament Injuryb (n2 = 251) | |
|---|---|---|
| Age at surgery, y, median (range) | 29 (14 to 59) | 36 (15 to 67) |
| Time from injury to surgery, mo, median (range) | 36 (0 to 240) | 12 (0 to 228) |
| Sex: % female (95% CI) | 46 (37.1 to 54.8) | 31 (25.3 to 36.7) |
| Activity at time of injury, % of patients (95% CI) | ||
| Sports | 47 (38.1 to 55.9) | 51 (44.8 to 57.2) |
| Other than sports | 51 (42.1 to 59.9) | 47 (40.8 to 53.2) |
| Unknown | 2 (–0.5 to 4.5) | 2 (0.3 to 3.7) |
| Concomitant, % of patients (95% CI) | ||
| Meniscal lesion | 14 (7.8 to 20.1) | 30 (24.3 to 35.7) |
| Cartilage lesion | 35 (26.5 to 43.4) | 38 (32.0 to 44.0) |
| Other injuryc | 1 (–0.8 to 2.8) | 9 (5.5 to 12.5) |
| PCL graft, % of patients (95% CI) | ||
| Hamstrings | 76 (68.4 to 83.6) | 65 (59.1 to 70.9) |
| Other | 24 (16.4 to 31.6) | 30 (24.3 to 35.7) |
| Unknown | 0 | 5 (2.3 to 7.7) |
| n3 | n4 | |
| KOOS, preoperative, mean ± SD | ||
| Pain (n3 = 106, n4 = 146) | 58.4 ± 17.6 | 64.6 ± 23.0 |
| Symptoms (n3 = 107, n4 = 149) | 65.2 ± 16.7 | 67.3 ± 18.7 |
| ADL (n3 = 105, n4 = 144) | 68.1 ± 18.3 | 67.8 ± 25.1 |
| Sport/Recreation (n3 = 106, n4 = 143) | 27.2 ± 22.4 | 26.3 ± 28.0 |
| QoL (n3 = 106, n4 = 146) | 27.7 ± 14.0 | 29.4 ± 23.3 |
aADL, Activities of Daily Living; KOOS, Knee injury and Osteoarthritis Outcome Score; PCL, posterior cruciate ligament; QoL, Quality of Life.
bAnterior cruciate ligament, medial collateral ligament, lateral collateral ligament, posterolateral corner.
cNeural injury, arterial injury, fracture, tendon rupture.