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Table 2 One-year complication rate per category as categorized by Parvizi

From: More complications in uncemented compared to cemented hemiarthroplasty for displaced femoral neck fractures: a randomized controlled trial of 201 patients, with one year follow-up

   Uncemented (91) Cemented (110) P
Major systemic Death 25 21 (0.18)
Tachyarrhythmia 1 4  
Myocardial infarction 4 2  
Pulmonary embolus 1 6  
Acute renal failure 3 2  
Stroke and/or TIA 3 3  
Bowel obstruction 0 1  
Total number of patients with >/=1 major systemic complication a 29 out of 91 (31.9%) 29 out of 110 (26.4%) 0.41
Minor systemic Anemia 30 39  
Urinary tract infection 14 22  
Mental status change 23 21  
Gastric hypomotility 0 2  
Deep venous thrombosis 0 1  
Pneumonia 14 12  
Social complication 2 9  
Others 2 2  
Total number of patients with >/=1 minor systemic a 73 out of 91 (80.2%) 89 out of 110 (80.9%) 0.92
Major local Peripheral nerve injury 0 1  
Infection leading to revision 0 1  
Periprosthetic fracture 14 3  
intraoperatively 12 0  
postoperatively 2 3  
Dislocation 5 3  
Total number of patients with >/= 1 major local complication a 19 out of 91 (20.9%) 8 out of 110 (7.3%) 0.005
Minor local Hematoma 1 6  
Persistent wound drainage 3 4  
Superficial wound infection 3 6  
Skin blisters 1 1  
Other 6 2  
Total number of patients with >/= 1 minor local complication a 12 out of 91 (13.2%) 19 out of 110 (10.9%) 0.42
  1. aThe number of patients with a complication in a category is not equal to the sum of complications in a category, while some patients had more than 1 complication