For local cortical thickness analyses, a t -value was calculated for the slope of the -coefficient (estimated from the regression model) of the variable of interest (for example, pack-years or number of years since last cigarette depending on the analysis) at each cortical point, thereby producing a three-dimensional t -statistic map
The researchers say nine of 14 states with the least comprehensive smoke-free indoor air policies are in the South
Apart from that, tobacco is the leading cause of many health-related issues such as heart disease, cancer, lung disease, and stroke
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Kees J, Burton S, and Andrews J
The full study, The Trust Gap, is available at and has already drawn coverage from Fast Company