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. 2019 Jun 18;90(5):417–420. doi: 10.1080/17453674.2019.1618649

Table 1.

Demographics and implant-related features of the 2 cohorts (with and without adapters). Values are frequency (%) unless otherwise specified

Descriptive Adapter No adapter  
Number of revised implants 296 (26.3) 831 (73.7)  
Mean age at revision (range) 69 (25–89) 71 (29–92)  
Sex      
  Female 177 (60) 533 (64)
  Male 119 (40) 298 (36)
BMI group a      
  Underweight 3 (1) 9 (1)
  Normal 87 (36) 262 (39)
  Overweight 37 (15) 129 (19)
  Obese 118 (48) 279 (41)
Stems b      
  CONUS Sulzer (Ti6Al7Nb) 26 (9) 64 (8)
  CBC Mathys (Ti6Al4V) 25 (8) 39 (5)
  ANCA FIT Cremascoli (Ti6Al4V) 35 (12) 21 (2)
  CLS Sulzer (Ti6Al7Nb) 15 (5) 39 (5)
  TAPERLOC Biomet (Ti6Al4V) 15 (5) 29 (3)
  SL PLUS Endoplus (Ti6Al7Nb) 5 (2) 38 (5)
  VERSYS FIBER METAL TAPER    
  Zimmer (Ti6Al4V) 6 (2) 25 (3)
  CONUS Zimmer (Ti6Al7Nb) 5 (2) 25 (3)
  CORAIL Depuy (Ti6Al4V) 5 (2) 25 (3)
  ABGII Howmedica (TMZF) 3 (1) 25 (3)
  CFP Link (Ti) 6 (2) 16 (2)
  CLS Zimmer (Ti6Al7Nb) 6 (2) 15 (2)
  SPS Symbios (Ti6Al4V) 9 (3) 11 (1)
  Others (models with < 20 cases) 131 (45) 454 (55)
Fixation      
  Cementless 271 (92) 677 (82)
  Cemented 22 (8) 150 (18)
Neckc      
  Fixed 218 (74) 731 (88)
  Modular 78 (26) 100 (12)
Head size      
  < 28 mm 10 (1)
  28 mm 57 (19) 442 (56)
  32 mm 68 (23) 164 (21)
  36 mm 143 (48) 157 (19)
  ≥ 38 mm 28 (10) 21 (3)
Head materiald      
  Biolox Delta 268 (91) 160 (20)
  Biolox Forte 3 (1) 85 (11)
  Ceramys 5 (1)
  Inox Stainless Steel 16 (5) 66 (8)
  CrCo(Mo) 9 (3) 444 (56)
  Oxinium 37 (4)
Number of failures (stem + neck) 5 (1.7) 39 (4.7)  
Number of failures (stem) 3 (1.0) 36 (4.3)  
a

Missing data: 203 (18% of the total).

b

Alloy of the cementless implant, all tapers are 12/14 except ABGII (V40) — missing data: 9 (1% of the total).

c

Missing data: 37 (3% of the total).

d

Missing data: 34 (3% of the total).