Table 2.
Associations With Orthopedic Complications and Microbiologic and Molecular Characteristics of Staphylococcus aureus
| Microbiologic Characteristics | All Patients (n = 286) |
Patients With Orthopedic Complications (n = 27) |
Patients Without Orthopedic Complications (n = 259) |
P Value |
|---|---|---|---|---|
| Methicillin-resistant Staphylococcus aureus | 79 (27.6) | 8 (29.6) | 71 (27.4) | .8 |
| Clindamycin resistance | 32 (11.2) | 5 (18.5) | 27 (10.4) | .2 |
| Vancomycin minimum inhibitory concentration ≥1.5 μg/mL | 166 (58) | 14 (51.8) | 152 (58.6) | .54 |
| Panton-Valentine leucocidin positive | 115 (40.2) | 14 (51.8) | 101 (38.9) | .21 |
| USA300 pulsotype | 126 (44.1) | 13 (48.1) | 113 (43.6) | .69 |
| agr I | 198 (69.2) | 18 (66.7) | 180 (69.4) | .8 |
| agr II | 35 (12.2) | 2 (7.4) | 33 (12.7) | .55 |
| agr III | 29 (10.1) | 6 (22.2) | 23 (8.8) | .04 |
| agr IV | 11 (3.8) | 1 (3.7) | 10 (3.8) | 1 |
| agr nontypeable | 13 (4.5) | 0 | 13 (5) | .6 |