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 Actually that was a great resource. I looked up all the names of people who promote this diet to find out when they died, so I could calculate all-cause mortality of people promoting carnivore versus people promoting any one of (mediterranean, vegetarian or vegan).  Most are still alive (and young).

This "study" of mine suffers from selection bias. I have to pick people who are known, known to have strongly promoted and followed the diet, and who died, and we know what age they died at (the reason they died is not included because that is too easy to fake or lie about or requires us to investigate uncertain causal links -- even when we know it was a car accident for example).

I'm happy to add more people if they are famous and the data for them is published, it's an open ongoing study. To counteract my selection bias, I encourage you to point me to more Carnivore people who lived long, or more Vegetarian people who died young.  But they have to be famous known people who publicly promoted the diet.

I added my ancestors to the vegetarian list even though they don't fit the criteria, because their data doesn't actually change the number much (makes it slightly lower) and it just makes it more certain for me that this isn't some mistake.


Carnivore (this group just started with your data, thank you):

	Owsley Stanley: 			76
    Vilhjalmur Stefansson:	83
	Barry Groves				 77
	Walter L Voegtlin			71
	Blake F Donaldson		73
	Atkins						     72
	Dr. Alfred W Pennington  56
	Charles Poliquin			 57

	Average:  70.625

Mediterranean, Vegetarian or Vegan:

    Dame Harriette Chick		102
	Caldwell Esselstyn			 90
	Blackburn, Henry				97
    John Harvey Kellogg		   91
    Ancel Keys						100
    Jack Lalanne					   96
    Nathan Pritikin				   69
    Jeremiah Stamler			  102
	Ellen G White					 87
    My G. Great Grandma Gass	99  (SDA vegetarian)
    My Great Grandma Paxton	 89  (SDA vegetarian)
    My Grandma                           79  (SDA vegetarian)

	Average:  91.75

Seems like the carnivore people die 20 years younger. 
 no serious person would try to draw conclusions from n=20 
 There are studies with half a million people that show higher mortality rates for red meat consumers. Been around for a while.

My problem with those studies is that they don't mention anything about sugar consumption. 
 That and they are all (to my knowledge) correlational studies. None of them establish causation.  
 pretty hard to establish causation in life when there are soooooo many other factors. 
 When Kellogg, industrial sludge manufacturers, and scan statin, cholesterol drug makers fund the study red meat bad the outcome is predetermined. 
 It is not practical to do an RCT on long-term diseases.

We know the reverse causation hypothesis is not true:  that dying young causes people to eat meat earlier in their life.

So the only other hypothesis that I'm aware of is that some third factor causes people to both eat less meat and to live longer. That is called a confounder. And epidemiologists have nightmares about the confounders that they didn't think of.  There are always unknown unknowns, so we can always be wrong.

But proof isn't what we should be looking for because science doesn't give that anyways.  We should look at the weight of the evidence and decide what seems most likely.  My read of the evidence is that it is highly likely that high meat consumption causes shorter lives, and even probably because of the saturated fat and not from something else.  That is, I believe it is highly likely that coconut oil would do the same thing.

BTW: in studies on atherosclerosis in animal models, do you know what the standard method is to create a rat or mouse with atherosclerosis is so you can do an experiment on an atherosclerotic animal?  It is to feed them coconut oil. 
 However, unlike all the other studies you don't have to trust the researcher on this one. Some people are hyper-skeptical of science. So by having a study they can check for themselves, it might actually mean more to them. 
 What does SDA mean? 
 All pre industrial tribes passed their genes thanks to animal products. Price went on an expedition upon the invention of modern air travel to find and study primitive peoples, their diets, and the effect of modernized foods (i.e. 100% non animal foods). Price hypothesis was that in some corner of the Earth there is a superior vegan diet. 

https://m.media-amazon.com/images/I/91I7wBR067L._SL1500_.jpg 
 Seventh Day Adventist 
 How is this different from vegetarian?