I can't say enough about what a good read this is. You can get the gist of the book from the online pdf notes, but I would recommend reading the whole book.
In the "average American diet",
...with 35% of calories from fat, one in three men will have the atherogenic pattern B profile [both high triglycerides and low HDL]. On a diet of 46% fat, this proportion drops: only one man in every five manifest the atherogenic profile. On a diet of only 10% fat, of the kind advocated by diet doctors Nathan Pritikin and Dean Ornish, two out of every three men will have small, dense LDL and, as a result, a predicted threefold higher risk of heart disease. The same pattern holds true in women and in children, but the percentages with small, dense LDL are lower... the more saturated fat in the diet, the larger and fluffier the LDL--- a beneficial effect.This apparent nutritional heresy is a quote from chapter 9 of