“…A glycemic disorder begins long before DM diagnosis [46], and type 2 DM requires a long latency period until cardiovascular events become manifest. In fact, major cardiovascular event rates cumulatively increased in proportion to the length of observation period [47,48]. On the other hand, the mean or median observation period of the studies in the present study is only between 1.9 and 6.1 years, suggesting that a firm conclusion concerning the statins' risk-benefit balance awaits further investigation.…”