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Drug use or inadequate prenatal care? Adverse pregnancy outcome in an urban setting
F F Broekhuizen1, J Utrie, C Van Mullem
1Department of Obstetrics and Gynecology, Sinai-Samaritan Medical Center, University of Wisconsin Medical School, Milwaukee 53233.
Insights
Adequate prenatal care significantly impacts birth outcomes, reducing risks associated with illicit drug use. Ensuring sufficient prenatal visits is crucial for better perinatal health.
Area of Science:
- Obstetrics and Gynecology
- Perinatal Health
- Substance Abuse Research
Background:
- Illicit drug use during pregnancy is a significant concern.
- Low birth weight and perinatal mortality are critical indicators of infant health.
- The interplay between drug use, prenatal care, and perinatal outcomes requires detailed analysis.
Purpose of the Study:
- To investigate the associations between illicit drug use, birth weight, prenatal care adequacy, and perinatal mortality.
- To differentiate the impact of illicit drug use versus inadequate prenatal care on perinatal outcomes.
Main Methods:
- Analysis of perinatal outcome data from 23,926 deliveries spanning 1983-1990.
- Application of chi-squared statistical analysis to isolate the effects of drug use and prenatal care adequacy annually.
Main Results:
- Illicit drug use was linked to a 2-3 fold increase in low birth weight and perinatal death.
- Inadequate prenatal care, even with drug use, dramatically elevated perinatal death and low birth weight risks (3-fold increase).
- Drug use with adequate prenatal care (≥5 visits) showed a minimal negative effect on outcomes.
Conclusions:
- Adequacy of prenatal care is a stronger predictor of perinatal outcomes than illicit drug use alone.
- Prenatal care adequacy may serve as an indicator of broader social support systems influencing pregnancy outcomes.
Objective:
This study analyzed the relationships between illicit drug use, low birth weight, adequacy of prenatal care, and perinatal mortality.
Study Design:
Perinatal outcome parameters in 23,926 deliveries between 1983 and 1990 were analyzed. Statistical analysis (chi 2 analysis) was applied for each year of study to separate the effects of inadequate prenatal care from illicit drug use.
Results:
Patients with drug use had a two to three times higher incidence of low birth weight and perinatal death. Drug use with more than five prenatal visits had a minimal effect on outcome; drug use with inadequate care was associated with a three times higher incidence of perinatal death and low birth weight.
Conclusion:
Adequacy of prenatal care is a marker of "social chaos" and affects outcome more than drug use itself.