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. Author manuscript; available in PMC: 2017 Jun 1.
Published in final edited form as: Pediatr Neurol. 2016 Mar 17;59:23–29. doi: 10.1016/j.pediatrneurol.2016.03.002

TABLE 2.

Variables and Data Sources

Data Source* Variable
Caregiver interview Age, sex, location of residence, years of maternal education, complications during delivery, history of intrapartum hypoxic event, history of epilepsy, developmental history, history of orthopedic complications.
Chart review Age, gestational age at birth, birth weight, Apgar scores, complications during delivery, history of intrapartum hypoxic event, nutritional status, history of neonatal infection, history of hyperbilirubinemia, history of epilepsy, developmental history, history of orthopedic complications.
Physical examination Cerebral palsy type, hearing impairment, vision impairment, contractures, other orthopedic complications.
Investigator determination Gross Motor Function Classification System score, cerebral performance category, overall performance category, etiology.
*

Some variables were obtained from multiple data sources. When there was a discrepancy between data sources, this was resolved by determination of the investigators.