OK I m back sorry The information definitely needs to be in the article however we should make sure that we have the numbers correct Once we agree on the numbers we just need a simple statement to the effect that the survey performed under the auspices of AA suggests that XX of newcomers leave after 1 month and that after 1 year XX have left the fellowship In addition I would add a sentence as to how this was not a very rigorous statistical approach if in fact it was not All that I was objecting to is the bit about using 3 month to 12 month attrition as if there were some logic to it Too bad we can not use the graph and an explanation