Study was a fixed-sequence, placebocontrolled, dose-titration, single-blind protocol intended to imitatetheclinicalmanagementofstatintherapy(16).Allsubjects, independentofpriorcholesterol-loweringmedication,werefollowedforthree8weekphases:placebo,rosuvastatin5mg/day, androsuvastatin40mg/day.Therewasnowashoutperiodbetweenthephases.Thesubjectswereinstructedtotaketwotablets everymorning,i.e.,twoplacebotabletsduringthefirstphase;a single rosuvastatin five mg tablet and 1 placebo tablet during the second phase;andtworosuvastatin20mgtabletsduringthethirdphase. InthissubsetassessmentofapoB-100metabolisminLDLsubfractions,onlysamplesfromtheplaceboandrosuvastatin40mg/day phaseswereanalyzed. Attheendofeach8weektreatmentphase,thesubjectswere…