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Biomedical subjects

D E Creighton

Publications and source records attributed to D E Creighton.

7 recordsLinked to original sources

Parents' ratings of everyday cognitive abilities in very low birth weight children.

Parents' ratings of everyday cognitive functioning in very low birth weight (VLBW) children free of sensorineural impairments and normal birth weight (NBW) children were compared with the children's actual performance on psychometric measures of cognitive and motor skills. Subjects included 19 VLBW children identified at age 3 years as "suspect" for developmental problems, 19 VLBW children identified at age 3 years as "developing normally," and 30 NBW full-term peers. Results indicated that parents of the suspect VLBW group rated their children as having significant impairments in memory, language, cognitive, and motor skills, findings which were consistent with the results of concurrent psychometric assessments. When compared with psychometric test results, parents identified more children as displaying difficulties in memory, language, and cognitive skills, but fewer children with coordination difficulties. These findings suggest that the parents' ratings and the psychometric measures may be assessing somewhat different aspects of the children's functioning.

Adolescent↗

Long-term neuropsychological outcomes in very low birth weight children free of sensorineural impairments.

This study investigated the neuropsychological outcomes at school age of children with very low birth weight (VLBW) free of sensorineural impairments. Subjects included 19 children with VLBW identified at age 3 as 'suspect' for developmental problems, 19 children with VLBW identified at age 3 as developing normally, and 30 children of normal birth weight (NBW). Results indicated that children in the VLBW 'suspect' group performed significantly more poorly on all of the neuropsychological measures compared to children of NBW. These findings suggest that VLBW children identified as 'suspect' for developmental problems because of impairments in cognitive skills at age 3 continued to show deficits at school age on intellectual and neuropsychological measures.

Adolescent↗

Early indicators of learning problems in high-risk children.

The study examined the association between transient neurologic abnormalities and later learning problems in children who experienced perinatal difficulties. Follow-up assessments at school age were made of children from a Perinatal Follow-up Program who had birth weights less than 1500 g, or required assisted ventilation, or experienced seizures in the neonatal period. Eighteen children who had shown abnormalities on Amiel-Tison Neurologic Exam between 4 and 18 months of age, but assessed as developing normally on neuromotor and cognitive assessments by 24-48 months, were identified as cases. These cases were compared with 29 controls who had been assessed as normally developing throughout. No significant group differences were found on school-age cognitive, language, visual-motor, school performance, or behavior measures. Significant correlations between perinatal and demographic variables and school-age measures were found. A sizable number of these high-risk children were shown to have signs of school-related problems.

Child↗

Hearing and verbal-cognitive abilities in high-risk preterm infants prone to otitis media with effusion.

Preterm infants with a history of perinatal complications are at risk for language learning difficulties, and are more likely than full-term infants to show recurrent otitis media. The present study looks at the association between these risk outcomes in the preschool period. Twenty-three otitis-prone preterm children (referred to as cases) were compared with 20 non-otitis-prone children with similar perinatal and demographic characteristics (controls). Hearing thresholds were depressed for the cases in conjunction with abnormal tympanograms, and hearing was significantly poorer than for controls. Some language and verbal cognitive abilities were significantly poorer for the cases. The findings suggest the importance of medical intervention, audiometric assessment, and speech and language follow-up for high-risk premature infants prone to otitis media with effusion.

Audiometry, Pure-Tone↗

A portable smoking pattern recorder.

An instrument has been developed which can be used to record the smoking patterns of human smokers in almost any location. The smoker is required to smoke the cigarette through an orifice plate cigarette holder connected to the recorder. The smoking pattern data are recorded onto a standard audio cassette as pressure and flow signals together with timing impulses and speech. The instrument is battery powered and can be built into a small brief case. The four channels of data are decoded on a separate instrument, which uses the timing signals to synchronise a data logger, thus making the whole system independent of tape speed errors. The speech channel is used to identify the smoker, cigarette, location, etc. Comparisons have been made of the performance of the portable recorder and a laboratory smoking analyser and data logger. It was found that data decoded from the portable recorder are generally within 1% of the values recorded directly on the laboratory instrument.

Computers↗

The needs of families of infants discharged home with continuous oxygen therapy.

Forty-four parents of 48 infants who had been discharged home with continuous oxygen therapy described their experiences, needs, and resources in a semistructured interview. In addition, 20 professionals in contact with these infants were interviewed to determine their perceptions of discharge preparations, teaching, relief care, coordination of medical care, and expertise of community professionals regarding high-risk infants on oxygen. Both the professionals and parents reported a need for improved discharge teaching and community support services. Researchers concluded that individual needs must be considered in arranging supportive interventions, as needs vary across families, time, and geographic locations.

Adult↗