Table 2 Patients with PJI within 90 days of implantation in 2007–2008 and 2012–2013. Details of surgical treatment and time to diagnosis
All | 2007–2008 | 2012–2013 | ||||
|---|---|---|---|---|---|---|
n | % | n | % | n | % | |
Arthroscopy | 31 | 6.7 | 19 | 9.8 | 12 | 4.5 |
DAIR | 392 | 84.1 | 148 | 76.7 | 244 | 90.7 |
Exchange | 15 | 3.2 | 6 | 3.1 | 9 | 3.3 |
Arthrodesis, Resection, Amputation | 3 | 0.6 | 3 | 1.6 | 0 | 0 |
No surgery | 19 | 4.1 | 15 | 7.8 | 4 | 1.5 |
Unknown | 2 | 0.4 | 2 | 1 | 0 | 0 |
One surgery | 324 | 73 | 122 | 68.5 | 202 | 75.9 |
More than one surgery | 120 | 27 | 56 | 31.5 | 64 | 24.1 |
Proportion diagnosed within 30 days | 335 | 71.9 | 140 | 71.4 | 195 | 72.2 |
median | IQR | median | IQR | median | IQR | |
Time to diagnosis, days | 20 | 14–33 | 20 | 15–33 | 20 | 14–33 |
Time from diagnosis to surgery, days | 1 | 0–2 | 1 | 0–2 | 1 | 0–2 |