This publication is confusing to parents and physicians because it draws far reaching conclusions from unconvincing data.
In our opinion, the validity of this analysis is threatened by selection bias, imputation bias and presentation bias. We think that the conclusions drawn from this study are not generalizable and that many current issues pertaining to SIDS epidemiology have not been adequately addressed.
- Old data sets
- Problematic selection of control groups and adjustment
- Problematic imputation
- Important exposures missing
- No information on intended versus non-intended bed-sharing
POTENTIAL MISCLASSIFICATION BIAS
- Problematic definition of breastfed cases
- Possible lack of identification of non-caregivers
INADEQUATE DISCUSSION OF ISSUES RELATED TO RISK
INTERPRETATION OF BED SHARING
- Bed-sharing as a lifestyle choice
SUMMARY: A MISSED OPPORTUNITY
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