Table 2.
Comparison of patients with septic arthritis and osteomyelitis
| Variable | Patients with osteomyelitis (n = 127) | Patients with septic arthritis (n = 53) | p value |
|---|---|---|---|
| Age* | 42.4 (24–70) | 43.9 (23–72) | 0.34 |
| Male gender | 93 (73%) | 35 (66%) | 0.37 |
| Negative cultures | 17 (13%) | 11 (21%) | 0.25 |
| Polymicrobial infections | 58 (46%) | 8 (15%) | < 0.001 |
| ORSA | 26 (20%) | 13 (25%) | 0.56 |
| S epidermidis | 27 (21%) | 7 (13%) | 0.22 |
| Gram negative rods | 31 (24%) | 5 (9%) | 0.02 |
| Pseudomonas aeruginosa | 15 (12%) | 1 (2%) | 0.04 |
| Anaerobes | 24 (19%) | 3 (6%) | 0.02 |
ORSA: oxacillin-resistant S aureus.
* Age is presented as: mean (range) in years.
All other variables are presented as: number (%) of patients in each group.