a positive trendP = 0.011
A positive trend was found between the 2006 and 2008 birth cohorts in relation to the MS score; the percentages of negative MS scores were 85 and 89%, respectively, ( P = 0.011).
A positive trend was found between the 2006 and 2008 birth cohorts in relation to the MS score; the percentages of negative MS scores were 85 and 89%, respectively, ( P = 0.011).
All independent variables for which the regression coefficient did not reach statistical significance were eliminated one by one.