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Table 2 Factors influencing the angle overestimation and underestimation within 5° in method C, analyzed by using multivariate regression.

From: Accuracy of intraoperative estimation of femoral stem anteversion in cementless total hip arthroplasty by using a digital protractor and a spirit level

Factors Overestimation within 5°
(n=42 hips)
p-value
Underestimation within 5°
(n=28 hips)
p-value
Age 0.460 0.843
Sex 0.925 0.893
Body mass index 0.773 0.984
Diagnosis 0.652 0.955
Stem type 0.776 0.866
True anteversion 0.549 0.671
Tibio-femoral angle 0.008 0.164