Odds ratios OR and 95% confidence intervals were obtained, and the Phi coefficient was calculated as a second effect size. It was interpreted as small when results were less than 0.10, moderate when less than 0.30, and large when less than 0.50.
Se obtuvo odds ratio OR e intervalos de confianza al 95%, además se calculó el coeficiente Phi como un segundo tamaño de efecto, se interpretó como coeficiente pequeño cuando se obtuvo menos de .10, moderado .30 y grande .50.