Comparison of different degrees of varus deformity correction with open-wedge high tibial osteotomy: a retrospective study over 5 years

Table 6 Comparison of functional scores between the normal and the overcorrected groups at the last follow-up

Parameter	Overcorrection group	Normal group	t	P
HSS
Preoperative	69.47 ± 6.64	60.52 ± 6.34	− 0.629	0.531
Final follow-up	88.53 ± 4.02	89.31 ± 3.63	0.815	0.417
WOMAC
Preoperative	73.32 ± 3.38	75.88 ± 4.46	0.393	0.695
Final follow-up	24.21 ± 2.07	23.99 ± 2.21	0.398	0.691

HSS The American Hospital for Special Surgery score and WOMAC The Western Ontario and McMaster University Osteoarthritis Index; Mean ± standard deviation. * P < 0.05 is considered significant

ISSN: 1749-799X