Table 1. Patient demographics and other characteristics according to occurrence of PJI.
| Periprosthetic joint infection | |||
| Yes (n = 45) | No (n = 252) | P* | |
| Age, y | 0.107 | ||
| <45 | 2 (4.4) | 19 (7.5) | |
| 45–65 | 13 (28.9) | 113 (44.8) | |
| 65–75 | 19 (42.2) | 68 (27.0) | |
| ≥75 | 11 (24.4) | 52 (20.6) | |
| Sex | 0.843 | ||
| Male | 20 (44.4) | 108 (42.9) | |
| Female | 25 (55.6) | 144 (57.1) | |
| Place of residence | 0.058 | ||
| Rural | 18 (40.0) | 66 (26.2) | |
| Urban | 27 (60.0) | 186 (73.8) | |
| Type | 0.492 | ||
| THA | 28 (62.2) | 170 (67.5) | |
| TKA | 17 (37.8) | 82 (32.5) | |
| Diagnosis | 0.237 | ||
| Osteoarthritis | 8 (17.8) | 54 (21.4) | |
| Femoral head necrosis | 8 (17.8) | 30 (11.9) | |
| Developmental dysplasia of the hip | 6 (13.3) | 40 (15.9) | |
| Fracture | 11(24.4) | 88 (34.9) | |
| Rheumatoid arthritis | 10 (22.2) | 27 (10.7) | |
| Other | 2 (4.4) | 13 (5.2) | |
All values are expressed as n (%).
*According to chi-square test.
Abbreviations: THA, total hip arthroplasty; TKA, total knee arthroplasty.