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Table 1 Patient demographics

From: Mid-term results of revision surgery using double-trabecular metal cups alone or combined with impaction bone grafting for complex acetabular defects

Variables Total cases Double-TM cups alone Double-TM cups combined with IBG p value
No. of patients (%) 18 (100.0) 10 (55.6) 8 (44.4) -
Sex (No. %) 0.606
 Male 8 (44.4) 5 (50.0) 3 (37.5)
 Female 10 (55.6) 5 (50.0) 5 (62.5)
Age (median, IQR) (year) 67.5 (65.3–69.0) 67.0 (64.3–68.3) 68.5 (66–73) 0.229
BMI (median, IQR) (kg/m2) 25.9 (24.3–26.0) 25.3 (24.3–25.9) 26.0 (25.4–26.4) 0.155
Previous surgeries (median, IQR) 1.0 (1.0–2.0) 1.0 (1.0–2.0) 1.0 (1.0–2.0) 0.796
Type of surgery (No. %) 0.744
 Acetabular revision 6 (33.3) 3 (30.0) 3 (37.5)
 Revision THA 12(66.7) 7 (70.0) 5 (62.5)
Paprosky Type (No. %) 0.401
 IIIa 11 (61.1) 7 (70.0) 4 (50.0)
 IIIb 7 (38.9) 3 (30.0) 4 (50.0)
Follow-up (median, IQR) (months) 61.0 (56.0–65.8) 59.0 (56.0–64.5) 63.0 (60.3–67.8) 0.286
  1. TM trabecular metal, IBG impacting bone grafting, IQR interquartile ranges, BMI body mass index, THA total hip arthroplasty