On the other hand, the results of one of the most comprehensive studies, which analysed birth outcomes using data for 29 states and New York City, found a limited effect from smoking bans
J Am Coll Cardiol 2008;51:176071
The cohorts were established as follows: Value Cohorts Large: total aggregated value over $100 million Medium: total aggregated value between $50 million and $100 million Small: total aggregated value between $10 million and $50 million Micro: total aggregated value under $10 million Volume Cohorts Large Volume: Over 10,000 contracts and POs Moderate Volume: Between 1,000 and 10,000 contracts and POs Small Volume: Between 100 and 1,000 contracts and POs Micro Volume: Less than 100 contracts and POs All Ranked Agency Z-Scores, FY23-FY25 Appendix E: Award Method Analysis Categories This appendix provides additional information about the types of contracts and POs included in the analysis reflected in Table 10 and Table 11

Adjusted for population, tobacco sales per person have actually continued to decrease from 920.4 in 2012 to 906.9 in 2013: Further, buried at the end of the article is another figure from British American Tobacco Australia spokesman Scott McIntyre: From 2008 to 2012 smoking incidence, or the number of people smoking, was declining at an average rate of 3.3% a year, he said, pointing to Roy Morgan data