Femoral rollback at high-flexion during squatting is related to the improvement of sports activities after bicruciate-stabilized total knee arthroplasty: an observational study

Table 4 The correlation between medial anteroposterior translation and patient-reported outcome measures concerning sports (PROMs-SP)

Flexion angle	KOOS (Function, sports and recreational activities)
Flexion angle		Squatting	Running	Jumping	Twisting/pivoting	Kneeling
0–20°	rs	−0.04	−0.23	− 0.22	− 0.02	0.03
0–20°	p-value	0.72	0.07	0.1	0.87	0.8
20–80°	rs	0.14	0.12	0.08	−0.09	−0.07
20–80°	p-value	0.27	0.33	0.52	0.48	0.57
80–110°	rs	0.34	0.14	0.11	0.21	0.25
80–110°	p-value	0.008	0.27	0.42	0.11	0.06

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