Hip 'Op Trial

Trial Name:

HipOp - Timing of surgical intervention for Developmental Dysplasia of the Hip. 

Description:

A randomised controlled study to assess the effect of timing of surgical intervention on the occurrence of Avascular Necrosis (AVN) in children with Developmental Dysplasia of the Hip - Early Treatment versus Intentionally Delayed Treatment.

Objectives:

Primary Objective:

• To assess the effect of timing of surgical intervention on the occurrence of Avascular Necrosis (AVN).

Secondary Objectives:

• To assess the need for secondary surgery (for subluxation/dysplasia/AVN)
• Quality of life for the main carer
• Quality of life for the child
• Health Economics
• Qualitative analysis of the impact of early versus intentionally delayed surgery for developmental dysplasia of the hip on the family.

Design:

Phase III randomised controlled trial

Status:

Completed

Population:

A total of 636 children aged 3-13 months with a dislocated hip in the absence of the proximal femoral ossific nucleus will be recruited (318 each arm). They will be stratified at randomisation by failed splintage and age at diagnosis (≤10 months or >10 months).

Publications:

Timing of surgical Intervention for developmental dysplasia of the hip: a randomised controlled trial (Hip ‘Op)

Contact Detials:

All Trial enquiries should be addressed to ctu@soton.ac.uk