TABLE 1.
Patient characteristics
| Total cohort (n = 378) |
Gestational age ≥ 36 wk (n = 351) |
|
|---|---|---|
| Gender | ||
| Female | 164 (43%) | 152 (43%) |
| Male | 214 (57%) | 199 (57%) |
| Ethnicity | ||
| White | 253 (66%) | 235 (67%) |
| African American | 80 (21%) | 75 (21%) |
| Asian | 15 (4%) | 15 (4%) |
| Other | 30 (9%) | 26 (9%) |
| Gestational age (wk) | 38 ± 2.1 | 39 ± 1.4 |
| Birth weight (kg) | 3.1 ± 0.63 | 3.2 ± 0.53 |
| Genetic anomaly | ||
| Suspected/confirmed | 84 (22%) | 74 (21%) |
| Congenital heart disease | ||
| Two ventricles/no arch obstruction | 199 (53%) | 179 (51%) |
| Two ventricles/arch obstruction | 47 (13%) | 47 (13%) |
| One ventricle/no arch obstruction | 36 (9%) | 33 (9%) |
| One ventricle/arch obstruction | 96 (25%) | 92 (26%) |
| Operative characteristics (first operation) | ||
| Median age (d) | 8 (1–188) | 7 (1–188) |
| Median weight (kg) | 3.6 (1.5–7.8) | 3.6 (1.7–7.8) |
| Total CPB time (min) | 49 (14–242) | 49 (14–242) |
| DHCA use | 215 (57%) | 201 (57%) |
| Total DHCA time (min) | 21 (0–102) | 23 (0–102) |
| Hematocrit after hemodilution (%) | 28 ±4 | 28 ±4 |
| Postoperative length of stay (d) | 8.5 (2–106) | 8 (2–106) |
| Additional operations before | ||
| 4-year testing | ||
| None | 223 (59%) | 208 (59%) |
| 1–2 | 145 (38%) | 133 (38%) |
| >2 | 10 (3 %) | 10 (3%) |
CPB, Cardiopulmonary bypass; DHCA, deep hypothermic circulatory arrest.