Table 1 Iatrogenic septic arthritis in Iceland 1990–2002
ArthrocentesisArthroscopyOpen joint surgeryTotal
No. of cases33182677
Age (median)63477060.1
Male/female ratio21712.1
Infected joint:
    Knee64% (21)89% (16)62% (16)69%
    Shoulder12% (4)11% (2)16% (4)13%
    Hip3% (1)016% (4)6%
    Other21% (7)08% (2)12%
Synovial culture:
    Coagulase-positive Staphylococci49% (16)22% (4)27% (7)35%
    Coagulase-negative Staphylococci21% (7)28% (5)20% (5)22%
    Streptococci9% (3)11% (2)27% (7)16%
    Other9% (3)17% (3)15% (4)13%
    Negative12% (4)22% (4)11% (3)14%
  • Figures in parentheses are absolute no. of cases.