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Table 2 Univariate analysis of > 3 mm stem subsidence-positive and − negative groups in Dorr type C femurs

From: Tapered wedge stems decrease early postoperative subsidence following cementless total hip arthroplasty in Dorr type C femurs compared to fit-and-fill stems

   > 3 mm subsidence-positive (N = 11)  > 3 mm subsidence-negative (N = 93) P values
Sex (male:female) 1:10 15:78 0.9999
Age (years) 71.9 ± 9.5 66.1 ± 11.9 0.1229
BMI (kg/m2) 23.7 ± 2.1 24.1 ± 4.4 0.7554
Diagnosis    0.2422
 OA 9 86  
 Other (ONFH or RA) 2 7  
Stem    0.0091*
 Fit-and-fill 10 45  
 Tapered wedge 1 48  
HHS
 Preoperative 58.8 ± 17.1 55.8 ± 19.1 0.6189
 Postoperative (6W) 83.0 ± 10.8 84.8 ± 8.8 0.5225
  1. Continuous variables are represented as mean ± standard deviation
  2. N—number, BMI—body mass index, OA—osteoarthritis, ONFH—osteonecrosis of the femoral head, RA—rheumatoid arthritis, HHS—Harris hip score, 6W—Six weeks after surgery
  3. *P < 0.05 indicates significance