Table 1.
Comparison of demographics, comorbidities, severity of illness, and health care facility exposure between carriers and noncarriers
| Characteristica | Value |
P value | |
|---|---|---|---|
| MRSA carriers (n = 206) | Noncarriers (n = 198) | ||
| Male [n (%)] | 200 (97) | 195 (98) | 1.0 |
| Age (mean) (yr) | 65 | 64 | 0.27 |
| Comorbidity [n (%)] | |||
| Heart disease | 96 (47) | 86 (44) | 0.55 |
| Diabetes mellitus | 94 (46) | 75 (38) | 0.12 |
| Renal disease | 26 (13) | 26 (13) | 0.86 |
| Liver disease | 20 (10) | 16 (8) | 0.57 |
| Malignancy | 49 (24) | 39 (20) | 0.33 |
| AIDS | 1 (0.5) | 0 | 1.0 |
| Median Charlson score (IQR) | 1 (1,3) | 1 (0,2) | 0.01 |
| McCabe-Jackson score at admission to index hospitalization [n (%)] | <0.01 | ||
| Nonfatal | 36 (18) | 51 (26) | |
| Ultimately fatal | 120 (58) | 139 (70) | |
| Fatal | 49 (24) | 8 (4) | |
| Admitted from [n (%)]: | <0.001 | ||
| Home | 154 (75) | 187 (94) | |
| OSH | 31 (15) | 10 (5) | |
| LTCF | 20 (10) | 1 (0.5) | |
| Discharge to [n (%)]: | <0.01 | ||
| Home | 148 (75) | 184 (93) | |
| LTCF | 47 (23) | 13 (7) | |
| Deceased [n (%)] | 11 (5) | 1 (0.5) | |
| ICU admission [n (%)] | 39 (19) | 20 (10) | 0.01 |
| CVC/PICC line [n (%)] | 31 (14) | 7 (4) | <0.0001 |
a
Comorbidity data and McCabe-Jackson score were missing for 1 patient. OSH, outside hospital; LTCF, long-term-care facility; CVC, central venous catheter; IQR, interquartile range.