QUESTION 33 OF 39
Researchers were interested to investigate risk factors for deep infection in patients with a hip arthroplasty. They employed a case-control design. 47 consecutive patients with a deeply infected hip arthroplasty were compared with 200 randomly selected patients, operated in the same hospital and period of time, with no deep infection in their hip arthroplasty along follow-up.
Which of the following is true?
QUESTION ID: 1155