OBJECTIVE To study the related factors of prosthesis infection in elderly patients after joint replacement,so as to explore its preventive measures.METHODS Totally 180 cases of elderly patients undergoing joint replacement from Jan.2012 to Oct.2014 in our hospital were treated as study objects.The risk factors related to prosthesis infections in all elderly patients after joint replacement were observed and analyzed.SPSS 18.0was adopted for statistical analysis.RESULTS In 180 cases,15appeared prosthesis inf...