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Table 1 HO prophylaxis in fracture treatment and summary of injuries and fracture types that are prone to HO formation according to respondents; HO = heterotopic ossification; AC = acromio-clavicular; min. = minimum, max. =maximum

From: Current therapeutic strategies of heterotopic ossification – a survey amongst orthopaedic and trauma departments in Germany

   Germany   
  University (trauma) University (orthopaedic) Non-university hospitals Total
Feed back rate 67 % (n = 20 of 30) 68 % (n = 23 of 34) 76 % (n = 42 of 55) 71 % (n = 85 of 119)
HO prophylaxis for risk fractures 79 % 67 % 59 % 67 %
Mean time of prophylaxis (days) 25 (min. 14 – max. 42) 17 (min. 7 – max. 42) 21 (min.7 – max.84) 21 (min. 7 – max. 84)
Regular radiological follow-up 85 % 96 % 67 % 79 %
Injuries and fractures prone to HO:     
Acetabulum fracture 79 % 52 % 38 % 54 %
Elbow dislocation 42 % 24 % 31 % 32 %
Radial head dislocation 16 % 5 % 10 % 10 %
Radial head fracture 21 % 14 % 10 % 14 %
Femoral neck fracture 11 % 48 % 31 % 30 %
Femoral shaft fracture 0 % 24 % 17 % 14 %
Clavicula fracture 0 % 5 % 7 % 4 %
AC joint injury 0 % 5 % 7 % 4 %
Other 0 % 0 % 0 % 0 %
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