quintile,
(figure 5a), patients more likely to receive cabg (quintile 4
indeed, this is what we see when we plot a histogram of quintile
famaandfrenchafivefactorassetpricingmodel
rank weighting:前者为班级排名的方式,分为 decile,exact ,quintile
crc-specific survival by ses quintile, ccr, january 1994 to