“…One of the benefits of delaying TKR in older individuals may be to avoid risks associated with the surgery or with subsequent required revisions. The complications associated with TKR have been extensively studied and include infection, 15,16 pulmonary embolism, 17,18 thromboses, 19,20 fat embolism, 21,22 hemarthrosis, 23,24 patellar fracture, 16,25 heterotopic ossification, 26,27 stiffness, 16,28 nerve damage, 29,30 vascular injuries, 16,31 urinary complications, 32,33 and increased mortality. 34,35 A recent study showed that postoperative mortality more than tripled in patients !…”