Table 2.

Factors associated with the risk of revision ACLR in multivariate logistic regression analysis

	SE	OR (95% CI)	P value
Preoperative factors
Age < 25 years	0.29	6.25 (3.57–11.11)	< 0.001
Time from injury to surgery < 12 months	0.30	2.27 (1.25–4.17)	0.007
Pre-injury Tegner activity level ≥ 6	0.46	1.94 (0.78–4.83)	n.s
Intraoperative factors
Medial meniscus resection	0.33	1.10 (0.57–2.12)	n.s
Lateral meniscus repair	0.34	1.69 (0.85–3.32)	n.s
Cartilage injury	0.30	1.09 (0.59–1.99)	n.s
Postoperative factors (6 months)
KT-1000 STS difference > 5 mm	0.21	1.33 (0.87–2.04)	n.s
Isokinetic quadriceps strength LSI ≥ 90%	0.19	1.70 (1.16–2.49)	0.006

ACLR, anterior cruciate ligament reconstruction; CI, confidence interval; HT, hamstring tendons; LSI, limb symmetry index; OR, odds ratio; SE, standard error; STS, side-to-side