Table 1.
Factor | Admitted (n = 7731) | Not-admitted (n = 1670) | P value |
---|---|---|---|
Male | 4089 (53%) | 849 (51%) | 0·137 |
Median age (interquartile range) | 63 (45–77) | 54 (34–72) | <0·0001 |
30-day mortality | 974 (13%) | 112 (7%) | <0·0001 |
Healthcare associated | 3592 (46%) | 585 (35%) | <0·0001 |
Isolate* | <0·001 | ||
Staphylococcus aureus | 1104 (14%) | 173 (10%) | |
Escherichia coli | 2050 (27%) | 440 (26%) | |
Klebsiella pneumoniae | 385 (5%) | 53 (3%) | |
Streptococcus pneumoniae | 867 (11%) | 166 (10%) | |
Coagulase-negative staphylococci | 326 (4%) | 255 (15%) | |
Other mono-microbial | 2503 (32%) | 507 (31%) | |
Polymicrobial | 496 (6%) | 76 (5%) |
Too many individual isolates to list; the five most common species are displayed for illustrative purposes.