Table 2.
Studies demonstrating risk factors associated with CoC THA squeaking
| Authors | Relevant factors | Irrelevant factors |
|---|---|---|
| Mai et al.[20] | Height, neck geometry, V40 neck/Trident combination and C-taper/Trident combination | Age, gender, weight, BMI, indication, head size, acetabular component |
| Sexton et al.[15] | Height, weight, age, femoral offset, inclination, anteversion, medialization | Femoral head size, BMI |
| Stanat and Capozzi[38] | BMI | Age, gender, height, weight, procedural laterality |
| Walter et al.[10] | Height, weight, age, anteversion, inclination, impingement, edge loading | |
| Eickmann et al.[39] | Neck-socket impingement | |
| Kiyama et al.[28] | Age, obesity, cup lateralization, Accolade stem, shortened head length, activity level | Loosening of prosthesis |
| Parvizi et al.[23] | Neck impingement, Trident acetabular cup | |
| Restrepo et al.[12] | Edge loading, stripe wear, the kinematics of the hip implant | Acetabular component positioning, intervention, abduction, femoral head size, type of femoral stem, impingement, age, height |
| Rodríguez et al.[41] | Rim impingement, lubrication disruption, Trident cup with Accolade stem | |
| Yang et al.[32] | Elevated titanium rim | |
| Swanson et al.[11] | Combination of Stryker Trident cup and Accolade stem, short femoral neck length, rheumatoid arthritis | Age, sex, height, activity level, acetabular component size, femoral head size, BMI, laterality, femoral offset |
| Restrepo et al.[43] | Accolade stem | Age, height, weight, BMI, abduction, anteversion |
| Restrepo et al.[44] | Type of motion activity | Pain |
| Lee et al.[45] | Abduction angle | Age, gender, BMI, anteversion, head size, type of femoral stem and acetabular cup |
| McDonnell et al.[27] | Range of motion, inclination, anteversion, head size, ligament laxity | Age, height, weight, BMI, gender, stem type |
| Chevillotte et al.[46] | Trident acetabular cup, anteversion | Age, gender, height, weight |
| Haq et al.[25] | BMI, acetabular opening angle, limb length shortening | Age, acetabular anteversion |
| Hothan et al.[47] | Stem design, assembled stem, axial load | Cup design, bearing clearance |
| Bernasek et al.[48] | Gender, inclination | |
| Choi et al.[19] | Head size, gender | Age, height, weight, BMI, cup size, neck length, abduction |
CoC: Ceramic-on-ceramic; THA: Total hip arthroplasty; BMI: Body mass index.