The bivariate analysis found that age > 55 years, jaundice, elevated total bilirubin, elevated direct bilirubin, ALT 2, AST 2 and direct bilirubin greater than 30% of total bilirubin had statistical significance due to their relation to dilation of the common bile duct diagnosed by ERCP.
En el análisis bivariado se encontró que la edad > 55 años, ictericia, la bilirrubina total elevada, bilirrubina directa elevada, la ALT 2, la AST 2 y la bilirrubina directa mayor del 30% de la total tuvieron significancia estadística, al estar relacionado con la presencia del colédoco dilatado por CPRE.