Resolve discrepancy in column name between example dataset and documentation

Author: HorridTom

R/data.R

@@ -11,7 +11,7 @@
 #'  \item{Within_4h}{Total attendances that were < 4 hours}
 #'  \item{Over_4h}{Total attendances that were > 4 hours}
 #'  \item{Percent_in_4h}{Percentage of attendances within 4 hours}
-#'  \item{E_Adm_ViaAE}{Total emergency admissions via emergency department}
+#'  \item{E_Adm_Via_ED}{Total emergency admissions via emergency department}
 #'  \item{E_Adm_Over_4h}{Total > 4 hours from decision to admit to admission}
 #' }
 #'