Ahh, found the actual paper: http://jamanetwork.com/journals/jama/fullarticle/2645104 http://jamanetwork.com/journals/jama/fullarticle/2645104 Incredibly, the

Ahh, found the actual paper: http://jamanetwork.com/journals/jama/fullarticle/2645104 http://jamanetwork.com/journals/jama/fullarticle/2645104 Incredibly, they list the number of each position type who have mild and severe CTE (their only degree of gradation) but apparently don't list the total number of players at each position, and hence I can't tell how many brains didn't have CTE by position. Nonetheless, we can confirm that both the punter and placekicker were diagnosed with mild CTE (a placekicker!) and the severe:mild ratio was higher among quarterbacks than lineman (11:2 for QBs vs. 29:8 and 27:8 for offensive and defensive linemen respectively).