Supplementary Table 3. Evaluation items except hop testing and measurements of outcome for each study.
Study RTS/ reinjury:
n (%)
Evaluation item(s) except hop testing Measurement of RTS/ reinjury
Return to sports
Bodkin et al., 2022 155 (80.73%) subjective function (KOOS, IKDC); isokinetic strength (knee-extensor and -flexor) self-reported
Faleide et al., 2021 43 (41.75%) subjective function (IKDC, ACL-RSI); isokinetic strength (knee-extensor) self-reported
Ithurburn et al., 2019 70 (71.43%) subjective function (KOOS); isokinetic strength (knee-extensor and -flexor) Tegner activity score
Jang et al., 2014 51 (76.12%) subjective function (IKDC, Lysholm score); isokinetic strength (knee-extensor and -flexor); co-contraction test; carioca test; shuttle run test; knee laxity measurement self-reported
Kim et al., 2022 67 (78.82%) subjective function (ACL-RSI, Cincinnati knee rating system, KOOS, Lysholm score, VAS); isokinetic strength (knee-extensor and -flexor); knee laxity measurement Tegner activity score
Kitaguchi et al., 2020 101 (81.45%) subjective function (IKDC, ACL-RSI, NRS); isokinetic strength (knee-extensor and -flexor); knee laxity measurement self-reported
Legnani et al., 2024 18 (54.55%) subjective function (IKDC, ACL-RSI) Tegner activity score
Moksnes et al., 2009 35 (70.00%) subjective function (KOS-ADLS, IKDC, VAS); knee laxity measurement criteria described by Hefti et al.,(1993)
Müller et al., 2015 31 (79.49%) subjective function (IKDC, TSK, ACL-RSI); isometric strength (knee-extensor and -flexor) criteria described by Hefti et al.,(1993)
Nawasreh et al., 2018 49 (61.25%) subjective function (KOS-ADLS, GRS); isometric strength (knee-extensor) self-reported
Niederer et al., 2024 40 (45.45%) subjective function (ACL-RSI, KOOS, TSK) self-reported + Tegner activity score
Niederer et al., 2025 104 (75.36%) subjective function (ACL-RSI, KOOS, TSK) self-reported + Tegner activity score
Novaretti et al., 2018 33 (56.90%) subjective function (IKDC, Lysholm score); isokinetic strength; postural stability analysis Tegner activity score
Ohji et al., 2024 39 (60.00%) subjective function (NRS); isokinetic strength (knee-extensor and -flexor); knee laxity measurement; ROM deficit (knee flexion and extension) sefl-reported + PoSAP
Ohji et al., 2021a 28 (63.64%) isokinetic strength (knee-extensor and -flexor); knee laxity measurement; knee joint effusion (stroke test); ROM deficit (knee flexion and extension) sefl-reported + PoSAP
Ohji et al., 2021b 43 (58.90%) subjective function (TSK); isokinetic strength (knee-extensor and -flexor) sefl-reported + PoSAP
Senorski et al., 2017 52 (33.12%) subjective function (KOOS, K-SES, PAS); isotonic strength (knee-extensor and -flexor) Tegner activity score
Toole et al., 2017 76 (66.09%) subjective function (IKDC); isokinetic strength (knee-extensor and -flexor) Tegner activity score
Ueda et al., 2022 95 (65.97%) subjective function (IKDC); isokinetic strength (knee-extensor and -flexor); knee laxity measurement self-reported
Webster et al., 2017 609 (25.23%) subjective function (IKDC, SANE); ROM deficit (knee flexion); knee laxity measurement self-reported
Webster et al., 2018 569 (39.51%) subjective function (IKDC); knee laxity measurement Cincinnati Sports Activity Scale
Webster et al., 2019b 135 (60.81%) subjective function (IKDC, ACL-RSI); ROM deficit (knee flexion and extension); knee laxity measurement self-reported
Webster et al., 2020 163 (40.45%) subjective function (IKDC, ACL-RSI); isokinetic strength (knee-extensor) Marx Activity Rating Scale
Welling et al., 2020 46 (71.88%) subjective function (IKDC, ACL-RSI); isokinetic strength (knee-extensor); Landing Error Scoring System self-reported
Reinjury
Bodkin et al., 2022 44 (28.39%) subjective function (KOOS, IKDC); isokinetic strength (knee-extensor and -flexor) self-reported
Cristiani et al., 2022 252 (4.67%) isokinetic strength (knee-extensor and -flexor) medical records
Cristiani et al., 2025 170 (9.01%) isokinetic strength (knee-extensor and -flexor); ROM deficit (knee extension); knee laxity measurement medical records
Fältström et al., 2023 28 (23.93%) star excursion balance test medical records
Figueroa et al., 2025 13 (13.68%) repeat sprint ability; proagility test; functional movement screen MRI
Girdwood et al., 2024 33 (28.21%) subjective function (KOOS) self-reported
Grindem et al., 2016 24 (24.00%) subjective function (KOOS, GRS); isokinetic strength (knee-extensor) medical records
Ithurburn et al., 2019 26 (27.08%) subjective function (KOOS); isokinetic strength (knee-extensor and -flexor) NR
Kew et al., 2022 28 (28.00%) subjective function (KOOS, IKDC, TSK); isokinetic strength (knee-extensor and -flexor) self-reported
King et al., 2021 55 (47.83%) subjective function (IKDC, ACL-RSI); isokinetic strength (knee-extensor and -flexor) MRI
Kyritsis et al., 2016 26 (16.46%) isokinetic strength (knee-extensor and -flexor); running t test medical records
Marigi et al., 2023 59 (17.15%) isokinetic strength (knee-extensor and -flexor) medical records
Marty-Diloy et al., 2025 27 (9.44%) subjective function (IKDC, ACL-RSI); isokinetic strength (knee-extensor and -flexor) self-reported
Nyland et al., 2025 17 (8.33%) subjective function (KOOS, GRS); knee laxity measurement NR
Paterno et al., 2022 35 (22.01%) subjective function (IKDC); isometric strength (knee-extensor) MRI
Paterno et al., 2025 20 (39.22%) subjective function (IKDC, KOOS); isokinetic strength (knee-extensor and -flexor) MRI
Piussi et al., 2023 51 (12.17%) subjective function (ACL-RSI, KOOS); isokinetic strength (knee-extensor and -flexor) NR
Simonsson et al., 2024 196 (84, 12%) isotonic strength (knee-extensor and -flexor) self-reported
van Melick et al., 2022 7 (7.22%) subjective function (KOOS, K-SES); isokinetic strength (knee-extensor and -flexor, hip-abductor); Landing Error Scoring System self-reported
Webster et al., 2019a 95 (28.88%) subjective function (IKDC); ROM deficit (knee flexion and extension); knee laxity measurement self-reported
Zsidai et al., 2026 40 (11.63%) subjective function (KOOS, ACL-RSI, K-SES); isokinetic strength (knee-extensor and -flexor) medical records
KOOS: Knee Osteoarthritis Outcome Score; IKDC: International Knee Documentation Committee; ACL-RSI: Anterior Cruciate Ligament–Return to Sport after Injury questionnaire; VAS: Visual analog scale; NRS: Numerical rating scale; KOS-ADLS: Knee Outcome Survey Activities of Daily Living Scale; TSK: Tampa Scale for Kinesiophobia; GRS: Global Rating Score; K-SES: knee self-efficacy scale; PAS: physical activity scale; SANE: Single Assessment Numeric Evaluation; ROM: range of motion; PoSAP: Postoperative Subjective Athletic Perfor-mance; NR: not reported; MRI: magnetic resonance imaging.