The percentage of uncovered struts was significantly lower in the EES group compared with the SES group ( median value , @ % ; interquartile range -LSB- IQR -RSB- , @-@ @ % vs. @ % ; IQR , @-@ @ % , respectively ) at the @-month follow-up ( P = @ ) , and at the @-month follow-up ( median value , @ % ; IQR , @-@ @ % vs. @ % ; IQR , @-@ @ % ; P = @ ) .