Clinical criteria (n (%))20 (10%)
Knee flexion range of motion (RoM) 14 (7%)
 RoM>95% of the other side or full range of motion28 38–40 46–50 61 10 (5%)
 RoM>120°24 41 2 (1%)
 RoM>100°42 43 2 (1%)
Effusion 10 (5%)
 No effusion24 28 43–45 49 6 (3%)
 Effusion of trace or less6 39–41 4 (2%)
Pain 10 (5%)
 No pain or <2/10 on visual analogue scale24 28 38–45 10 (5%)
Knee extension RoM 6 (3%)
 Full RoM39–42 47 50 6 (3%)
Clinical examination (others) 5 (3%)
 Satisfactory clinical examination46 59 62 3 (1%)
 ‘… no inflammation…’61 1 (0.5%)
 No evidence of patellofemoral symptoms28 1 (0.5%)
Graft evaluation 4 (2%)
 Negative pivot shift and no postsurgical history of giving way28 45 2 (1%)
  Anterior translation <0.5 mm62 59 2 (1%)
Ambulation 2 (1%)
 Full weightbearing ambulation41 42 2 (1%)