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Table 1 Molecular typing, virulence, resistance and source data for all MRSA isolates included in the study (N = 50)

From: Characterization of the clonal profile of methicillin resistant Staphylococcus aureus isolated from patients with early post-operative orthopedic implant based infections

Sequence type (no. of isolates) CC or singleton PFGE CLUSTERS (A–I) (no. of clusters) SCCmec and agr typing (no. of isolates) Biofilm formation Number of isolates positive for: Source (s) (no. of isolates)
SCCmec agr tsst enterotoxins pvl
ST239 (33) 239 D, E, F, H, I and G III I BF (21) 0 sea (19), sek and seq (33) 0 Plates and screws (14) THR (4), TKR (2) Intramedullary nails (8), other screws and wires (4), hip screw (1)
ST22 (9) 22 A, B IV I BF (5) 2 egc (9) sea (3) 9 Plates and screws (7) Wire (1) Hip screw (1)
ST30 (2) 30 C IV III NBF (2) 0 egc (2) 2 Hip screw (1), intramedullary nail (1)
ST642 (1) 30 C IV III NBF (1) 0 sea, egc (1) 1 Hip screw (1)
ST772 (2) 1 G V II BF (1) 0 sea (2), egc (2) sec (1), sel (1) 2 Wire (1) Plate and screw (1)
ST1 (1) 1 V III NBF (1) 1 sea, she, sek, seq (1) 1 Plate and screw (1)
ST6 (1) 6 IV I BF (1) 0 sea (1) 0 Plate and screw (1)
ST 107 (1) NT NT BF (1) 1 egc (1) 0 Screw (1)
  1. ST sequence type, CC clonal complex, S singleton, NT non typeable