Table 1.
Characteristics of the Included Studies a
| Lead Author (Year) | Study Design | Study Period | Intervention | Age, Years b | Female Sex, % | No. of Patients | Follow-up b | Outcomes |
|---|---|---|---|---|---|---|---|---|
| Andersson (1992) 2 | RCT | 1980-1985 | ACL tear was sutured and augmented (with a strip of the iliotibial band.) | NA | NA | 55 | 52 (35-74) mo | Knee laxity, knee performance test, Tegner, Lysholm |
| Dahlstedt (1991) 8 | Retrospective cohort | 1982-1989 | ACL tear was sutured and augmented (with a strip of patellar tendon) | ACLR: 22 (14-40) Nonop: 23 (14-39) |
NA | ACLR: 22 Nonop: 23 |
ACLR: 45 (24-53) mo
c
Nonop: 46 (24-78) mo c |
Lysholm, Tegner, modified knee score of Marshall et al, 24 pivot-shift test; knee laxity |
| Kessler (2008) 17 | Retrospective cohort | Jan 1989- Sept 1997 | BPTB graft | 30.7 (12.5-54) | 41 | 109 | 11.1 (7.5-16.3) y | IKDC examination grade; Kellgren-Lawrence score; Tegner score |
| Kovalak (2017) 18 | Retrospective comparative study with match-paired groups | NA | 4-stranded ST-G tendon autograft | ACLR: 32.56 ± 4.89 Nonop: 31.67 ± 7.27 |
0 | 82 | ACLR: 8.25 ± 1.82 y Nonop: 8.10 ± 2.43 y |
Lysholm; single-leg hop test; joint position sense; muscle strength; SF-36 |
| Tsoukas (2015) 38 | RCT | NA | 4-stranded ST-G tendon autograft | ACLR: 31 (20-36) Nonop: 33 (25-39) |
0 | 33 | Median, 10.1 (10-11) y b | IKDC evaluation score; knee laxity; IKDC examination grade; Tegner |
a
ACL, anterior cruciate ligament; ACLR, anterior cruciate ligament reconstructed population; BPTB, bone–patellar tendon–bone; IKDC, International Knee Documentation Committee; NA, not available; Nonop, nonoperatively treated population; RCT, randomized controlled trial; SF-36, 36-Item Short Form Survey; ST-G, semitendinosus-gracilis.
b
Data are reported as mean ± SD or mean (range) unless otherwise indicated.
c
Median (range).