Inclusion Criteria:

• Patient scheduled for total hip replacement surgery
• Active patient with low to high level of physical activity prior to surgery
• Informed consent
• Complete medical file

Exclusion Criteria:

• Contralateral hip surgery
• Neurological disorder affecting movement (e.g. Parkinson's disease, stroke)
• Spinal pathology affecting movement or posture
• Dementia or inability to complete questionnaires and assessments
• Pregnant or breast-feeding patient
• Patient under protective supervision
• Patient not covered by a social security scheme