If I recall rightly this paper doesn't even include data on durations of breastfeeding measured.... Very strange!
Karleen Gribble
Australia

Sent from my iPad

> On 2 Feb 2015, at 2:20 am, Pamela Morrison <[log in to unmask]> wrote:
> 
> Jessica
> 
> There is more about the Colen study here, 
> http://researchnews.osu.edu/archive/sibbreast.htm
> 
> And the abstract is on PubMed at 
> http://www.ncbi.nlm.nih.gov/pubmed/?term=Colen%2C+breastfeeding 
> from where you can link to the full-text pdf.
> 
> Trying to find the breastfeeding definitions, there's not a lot.... 
> it says "Breastfeeding status (yes/no) was coded as 0 if the mother 
> did not breastfeed and 1 if she breastfed him/her for any length of 
> time. Breastfeeding duration (in weeks) was based on a question that 
> asked how many weeks old the child was when
> the NLSY mother quit breastfeeding altogether" and "...the 
> independent variable is breastfeeding duration (in weeks) as opposed 
> to breastfeeding
> status (yes/no).".... "prevalence of breastfeeding and our outcomes 
> are similar to those found in nationally representative surveys 
> conducted during the same time
> period (Chase-Lansdale, Mott, Brooks-Gunn, & Phillips, 1991; Der et al., 2006).
> 
> My guess would be that these babies were almost certainly not 
> exclusively breastfed and - as we know - the degree of exclusivity 
> definitely does make a difference to health outcomes.
> 
> Pamela Morrison IBCLC
> Rustington, West Sussex, England
> --------------------------------------------
> I curious if anyone has studied the article that is mentioned in this 
> post. The study between breastfed and non-breastfed siblings having 
> the same 'health' conditions.
> I know that i have seen this study mentioned in a couple of sites 
> over the last couple of months. I read the study awhile ago but don't 
> remember it in clarity.
> Did the study really seperate how long the 'breastfed' child 
> breastfed for and if it was exclusive breastmilk or partial breastmilk?
> Also, when reading the study was there any other 'concers' or 
> 'issues' that you noticed with it?
> 
> Jessica Callahan IBCLC,
> NC, USA
> 
> 
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