Why the study?
Does lumbar epidural analgesia in labor increase the rate of operative delivery?
Population
Patients in labor at Leeds Maternity Hospital between 1969 and 1978
Comparison
Lumbar epidural analgesia vs Historical/temporal comparison
Design
Cohort
Follow-up
10 years (1969-1978)
Authors
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Epidural introduction was not associated with higher operative deliveries; leaves open causal confirmation in randomized settings.
Does lumbar epidural analgesia in labor increase the rate of operative delivery?
The introduction of lumbar epidural analgesia in labor did not increase the rates of instrumental delivery or cesarean section over a 10-year period.
Chandler et al. (1982) studied this question.
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