|
Number of knees
|
57
|
79
| |
|
Sex, male:female, n
|
14:43
|
16:63
|
0.676
|
|
Age, year
|
72.4 ± 7.0 (59–88)
|
71.1 ± 7.1 (56–86)
|
0.375
|
|
Body mass index, kg/m2
|
25.2 ± 3.1 (20.4–32.6)
|
25.9 ± 2.7 (19.6–32.4)
|
0.175
|
|
Source of referral, internal/external, n
|
15/42
|
35/44
|
0.047
|
|
ASA classification, 1/2/3/4, n
|
4/34/18/1
|
6/47/26/0
|
0.845
|
|
Type of surgery Primary/revision, n
|
53/4
|
70/9
|
0.557
|
|
Sinus tract, n
|
7 (12.3%)
|
19 (24.1%)
|
0.121
|
|
Duration from the TKA and diagnosis of PJI, month
|
36.0 ± 44.7 (2–240)
|
38.8 ± 46.2 (2–216)
|
0.829
|
|
Follow-up duration, month
|
31.8 ± 22.9 (2–134)
|
32.9 ± 22.9 (1–120)
|
0.774
|
|
Prior use of antibiotics, n
| | |
0.111
|
|
Yes
|
41 (71.9%)
|
43 (54.4%)
| |
|
No
|
9 (15.8%)
|
22 (27.8%)
| |
|
Unknown
|
7 (12.3%)
|
14 (17.7%)
| |
