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Targeted perinatal drug screening in a rural population
T A O'Connor1, H H Bondurant, J Siddiqui
1Division of Neonatal-Perinatal Medicine, Children's Hospital, University of Missouri, Columbia 65212, USA.
The Journal of Maternal-Fetal Medicine
|March 1, 1997
Summary
Risk factor-based drug screening effectively identifies infant drug exposure in rural areas. Meconium testing is superior to urine testing for detecting illicit substances like marijuana and cocaine.
Area of Science:
- Perinatal care
- Neonatal drug screening
- Public health
Background:
- Rural perinatal populations often have low reported substance abuse rates, posing challenges for effective screening.
- Traditional universal screening may not be resource-efficient in low-prevalence settings.
Purpose of the Study:
- To evaluate the efficacy of a risk factor-based drug screening program versus universal screening in a rural newborn population.
- To compare the detection rates of meconium and infant urine drug screening.
Main Methods:
- A risk factor-based meconium and infant urine drug screening program was compared to universal meconium screening.
- The study included 462 deliveries over a 3-month period at a university-based children's hospital.
- Drug testing criteria were applied to identify eligible newborns for screening.
Main Results:
- Eighteen percent of deliveries met criteria for drug testing.
- Of those tested, 12.9% (11/85) tested positive for marijuana or cocaine, a 2.4% detection rate overall.
- Meconium analysis detected marijuana exposure in three cases where urine analysis was negative, indicating meconium's higher sensitivity.
Conclusions:
- Risk factor-based meconium drug screening is effective in identifying illicit drug exposure in rural, low-prevalence perinatal populations.
- Meconium sampling demonstrates a higher likelihood of detecting infant drug exposure compared to urine sampling.