In the modified intent-to-treat population , including nonsurvivors , the median MMSE score was @ in the @C group ( interquartile range -LSB- IQR -RSB- , @-@ ) vs @ in the @C group ( IQR , @-@ ) ( P = @ ) , and the IQCODE score was @ ( IQR , @-@ ) vs @ ( IQR , @-@ ) ( P = @ ) in the @C and @C groups , respectively .