The Statistical Package for Social Sciences for Windows SPSS version 12.0 was used for data analysis and a 5% significance level was adopted = 0.05.
Así mismo, se procedió al análisis de regresión logística. Los datos fueron procesados por el Statistical Package for Social Sciences for Windows SPSS versión 12.0.
Além disso, procedeu-se à análise de regressão logística. Os dados foram processados pelo Statistical Package for Social Sciences for Windows SPSS, versão 12.0.