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Table 3 Correlation between intraoperative blood loss and other variables, including the Dorr classification

From: Hydroxyapatite-coated cementless total hip arthroplasty for patients undergoing dialysis: a study of 30 hips with a minimum follow-up period of 5 years

Factors

Pearson Correlation Coefficient (ρ)

p-value

Continuous variables

 Age at primary THA

−0.1942

0.3039

 Height

−0.0493

0.7961

 Weight

−0.2672

0.1535

 BMI

−0.2789

0.1355

 Follow-up period after primary THA

−0.2148

0.2543

 Duration of dialysis before primary THA

0.0942

0.6206

 Operative time

0.5759

0.0009

 Postoperative blood loss

−0.1384

0.4657

Nominal variables

 Sex

 

0.1999

 Cause of renal failure

 

0.4871

 Diagnosis for THA

 

0.4961

 Dorr type

 

0.1424

 Autogenous bone graft

 

0.0624

  1. THA total hip arthroplasty, BMI body mass index