Hemiarthroplasty Compared to Total Hip Arthroplasty for Displaced Femoral Neck Fractures in the Elderly-elderly

Study Overview
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Brief Summary
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Total Hip Arthroplasty is equal to or better than Hemiarthroplasty in the treatment of displaced femoral neck fractures in the elderly-elderly

Detailed Description
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Total Hip Arthroplasty is equal to or better alternative to Hemiarthroplasty in the treatment of displaced femoral neck fractures in the elderly-elderly (patients 80 years and over).

Official Title
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Hemiarthroplasty Compared to Total Hip Arthroplasty for Displaced Femoral Neck Fractures in the Elderly-elderly. A Randomized Controlled Trial.

Conditions
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Femoral Neck Fractures

Intervention / Treatment
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* Device: Cemented total hip arthroplasty
* Device: Cemented hemiarthroplasty


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Acute displaced femoral neck fracture of hip (Garden classification 3-4) Independent walker with or without walking aides Patient willing to participate in the study and give written consent. Exclusion Criteria: Fracture older than 36 hours before admission Osteoarthritis in the fractured hip Rheumatoid arthritis in the fractured hip Pathological fractures Contraindication for hip arthroplasty surgery Not suitable for inclusion for other reasons e.g. substance abuse

Ages Eligible for Study
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Minimum Age: 80 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Treatment
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Active Comparator: Control group<br>Hemiarthroplasty | Device: Cemented hemiarthroplasty<br> <br> |
| Active Comparator: Treatment group<br>Total hip arthroplasty | Device: Cemented total hip arthroplasty<br> <br> |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Harris hip score | The hip specific outcome score Harris hip score at 2 years will be the main outcome variable | 2 years | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| EQ-5D | Health-related quality of life at 2 years | 2 years | 
| EQ-5D | Health-related quality of life at 4 years | 4 years | 
| EQ-5D | Health-related quality of life at 6 years | 6 years | 
| EQ-5D | Health-related quality of life at 10 years | 10 years | 
| Adverse events | All hip related adverse events at 2 years | 2 years | 
| Adverse events | All hip related adverse events at 4 years | 4 years | 
| Adverse events | All hip related adverse events at 6 years | 6 years | 
| Adverse events | All hip related adverse events at 10 years | 10 years | 
| Harris hip score | Harris hip score at 4 years | 4 years | 
| Harris hip score | Harris hip score at 6 years | 6 years | 
| Harris hip score | Harris hip score at 10 years | 10 years |