Table 1.

Inclusion and exclusion criteria

Criteria	Inclusion	Exclusion
Diagnosis	Primary gonarthrosis	Other TKA indication
Hip	No hip disorder or reconstruction	Coxarthrosis or THA
Contralateral knee	Asymptomatic or normal	Symptomatic or restricted function
Clinical pathway	Fully compliant	Noncompliant
Rehabilitation protocol	Completed	Uncompleted
Complications in followup	No	Yes
Flexion contracture	None or < 15º	> 15º
Flexion	> 90º	< 90º
Lower limb discrepancy	No	Yes
Able to walk without crutches at evaluation	Yes	No
Able to perform functional tests	Yes	No
Strength and equilibrium	No clinical impairment	Impairment