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Specific Aim 1: To determine total serum bilirubin (TSB) and unbound bilirubin (Bf) levels in term and late preterm infants during the first week of life.
Specific Aim 2: Measure Bf levels in breast fed and formula fed infants and examine their relationship to unbound fatty acid (FFAu) levels.
Specific Aim 3: To demonstrate that phototherapy results in different changes in TSB and Bf.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Breast fed cohort |
| ||
| Formula fed cohort |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Assessment of unbound bilirubin levels | Other | Collection of residual blood for measurement of unbound bilirubin |
|
| Measure | Description | Time Frame |
|---|---|---|
| Unbound bilirubin levels in term and late preterm infants | Two years | |
| Unbound bilirubin levels in breast-fed versus formula-fed term and late preterm infants | Two years | |
| Effect of phototherapy on unbound bilirubin levels | Two years |
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Inclusion Criteria:
Exclusion Criteria:
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Term and late preterm infants admitted to regular care nursery
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Robert Wood Johnson University Hospital | Recruiting | New Brunswick | New Jersey | 08901 | United States |
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| ID | Term |
|---|---|
| D007567 | Jaundice, Neonatal |
| ID | Term |
|---|---|
| D051556 | Hyperbilirubinemia, Neonatal |
| D007232 | Infant, Newborn, Diseases |
| D009358 | Congenital, Hereditary, and Neonatal Diseases and Abnormalities |
| D006932 | Hyperbilirubinemia |
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| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |