Statistic analysis were made with the program SigmaStat for Windows v3.5 SPSS Inc, Chicago, IL.
Los análisis estadísticos se hicieron con el programa SigmaStat for Windows v3.5 SPSS Inc, Chicago, IL.
As análises estatísticas foram feitas com o programa SigmaStat for Windows v3.5 SPSS Inc, Chicago, IL.