15 RCTs were included in this Cochrane review of impact of periodontal treatment on adverse pregnancy outcomes. all the included studies were considered to be at high risk of bias. There was no evidence that periodontal treatment reduces the number of preterm babies.
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Katrina Witt reviews a new UK study, which finds that women who ended their own lives during the perinatal period were significantly more likely to have a recent onset of depression, and were less likely to be receiving active treatment, and particularly medication, at their time of their death.
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This study updates a previous meta-analysis adding 2 new studies and reassessing the findings. Overall, it suggests that the provision of periodontal treatment does not seem to prevent adverse pregnancy outcomes, although there is a suggestion of benefit in high risk populations.
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