Table 2.
Demographics of infants with UTIs who had both urine and blood or CSF cultured
| Infants without concordant UTIs, N=858 | Infants with concordant UTIs, N=126 | P | |
|---|---|---|---|
| Birth weight (g) | 0.29 | ||
| <1000 | 393 (46%) | 69 (55%) | |
| 1000–1499 | 196 (23%) | 26 (21%) | |
| 1500–2499 | 124 (14%) | 14 (11%) | |
| ≥2500 | 144 (17%) | 17 (13%) | |
| Gestational age (weeks) | 0.03 | ||
| <26 | 222 (26%) | 46 (37%) | |
| 26–28 | 250 (29%) | 28 (22%) | |
| 29–33 | 197 (23%) | 33 (26%) | |
| 34–36 | 75 (9%) | 5 (4%) | |
| ≥37 | 114 (13%) | 14 (11%) | |
| Sex | 0.68 | ||
| Male | 567 (66%) | 81 (64%) | |
| Race/ethnicity | 0.76 | ||
| White | 384 (46%) | 60 (48%) | |
| Black | 178 (21%) | 27 (22)% | |
| Hispanic | 240 (29%) | 30 (24%) | |
| Other | 39 (5%) | 7 (6%) | |
| Delivery | 0.80 | ||
| Cesarean section | 513 (60%) | 77 (61%) | |
| Mechanical ventilation on day of life 1 | 0.02 | ||
| Yes | 492 (57%) | 86 (68%) |
Abbreviation: UTI, urinary tract infection.