Cochrane Clinical Answers

Cochrane Clinical Answers (CCAs) provide a readable, digestible, clinically focused entry point to rigorous research from Cochrane systematic reviews. They are designed to be actionable and to inform decision making at the point of care and have been added to relevant sections of the main Best Practice text.
- What are the benefits and harms of diet or exercise, or both, for preventing excessive weight gain in pregnancy?
- How does dietary education affect outcomes in pregnancy?
- Can prenatal vitamin supplementation help to prevent fetal loss?
- How does counselling compare with usual care or less intensive interventions for helping women stop smoking during pregnancy?
- How does feedback compare with usual care or less intensive interventions for helping women stop smoking during pregnancy?
- How does health education or exercise compare with usual care or less intensive interventions for helping women stop smoking during pregnancy?
- How does universal screening for thyroid dysfunction during pregnancy compare with no screening for improving maternal and infant outcomes?
- How do universal and case-finding screening methods to identify thyroid dysfunction during pregnancy compare for improving maternal and infant outcomes?
- How does transcervical compare with transabdominal chorionic villus sampling for prenatal diagnosis?
- How does second trimester amniocentesis compare with no testing or early testing for prenatal diagnosis?
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