Table 1.
Basic demographics of patients with MRSA infections.
| Characteristic | Cellulitis (n = 106) | Osteomyelitis (n = 115) | p Value a |
|---|---|---|---|
| Sex | |||
| Female | 39 (37%) | 39 (34%) | |
| Male | 67 (63%) | 76 (66%) | 0.65 |
| Age (year) | |||
| Mean ± SD | 54 ± 21 | 60 ± 18 | <0.05 |
| Range | <1–100 | 15–98 | |
| Infected sites | |||
| head and neck | 30 (28%) | 5 (4%) | <0.0001 |
| trunk | 27 (25%) | 4 (3%) | <0.0001 |
| limbs | 49 (46%) | 106 (92%) | <0.0001 |
| Underlying diseases | |||
| CHC | 14 (13%) | 34 (30%) | <0.05 |
| CKD | 2 (2%) | 15 (13%) | <0.05 |
| DM | 39 (37%) | 50 (43%) | 0.31 |
| ESRD | 9 (8%) | 8 (7%) | 0.67 |
| Gout | 7 (7%) | 5 (4%) | 0.46 |
| Cancer | 8 (8%) | 14 (12%) | 0.25 |
| Hospitalization b | |||
| Yes | 28 (26%) | 56 (49%) | <0.001 |
| No | 78 (74%) | 59 (51%) | |
| Surgery c | |||
| Yes | 20 (19%) | 47 (41%) | <0.001 |
| No | 86 (81%) | 68 (59%) |
a Categorical variables between the two groups were compared by chi-square test, whereas continuous variables were analyzed using the two-tailed t test. b Within the previous 6 months prior to the culture date. c Within the previous 6 months prior to the culture date. Abbreviation: MRSA, methicillin-resistant Staphylococcus aureus; CHC, Chronic hepatitis and cirrhosis; CKD, Chronic kidney disease; DM, Diabetes mellitus; ESRD, End-stage renal disease.