Skip to main content

Table 2 Characteristics of invasive Staphylococcus aureus Infection after orthopedic surgical procedures

From: Staphylococcus aureus infections following knee and hip prosthesis insertion procedures

  Prosthetic knee insertion Prosthetic hip insertion
  (N=8,446) (N=5,273)
Rate of infection
Proportion of procedures 48/8,446 44/5,273
Infections per 100 procedures (95% CI) 0.57 (0.43, 0.73) 0.83 (0.61, 1.08)
Type of infection, n (%)
Surgical site infection (SSI) 43 (90) 31 (70)
Bloodstream infection (BSI)   4 ( 8) 5 (11)
BSI and SSI   1 ( 2) 8 (18)
Time to onset of infection
Median (IQR), days 34.0 (18.5 - 65.5) 26.0 (16.0 - 40.5)
SSI, n (%) occurring within   
30 days 20 (45) 27 (69)
60 days 32 (73) 35 (90)
90 days 36 (82) 39 (100)
120 days 40 (91) 39 (100)
150 days 40 (91) 39 (100)
180 days 40 (91) 39 (100)
1 year 44 (100) 39 (100)
MRSA infection 21/47 (45) 27/44 (61)
Proportion (%) of S. aureus infections*
  1. *Excludes patients for whom sensitivity data were not available (n = 1).