Prevalence of radiographic parameters predisposing to femoralacetabular impingement in DDH and normal patients

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900023642

Enrollment

Unknown

Registered

2019-06-05

Start date

2019-07-01

Completion date

Unknown

Last updated

2019-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

hip disease

Interventions

normal group:Nil

DDH group:hip arthroplasty

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: patients undergoing total hip arthroplasty for the treatment of osteonecrosis or DDH

Exclusion criteria

Exclusion criteria: patients without receiving hip arthroplasty; patients received total hip arthroplasty whose diagnosis was not osteonecrosis or DDH

Design outcomes

Primary

Measure	Time frame
acetabular a angle;femoral neck offset;femoral shaft neck angle;crossover sign;ischial spine projection;acetabular anteversion angle;center-edge angle;acetabular angle of Sharp;T?nnis angle;anterior acetabular head index on the acetabular side;	—

Countries

China

Contacts

Public ContactZeng Yi

West China Hospital, Sichuan University

zengyigd@126.com+86 13688069779

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026