Before revision:  There is highly significant correlation also with blood type : positive correlation with  RH- ( 2 \cdot10^{-5}) and A+ ( 2 \cdot10^{-3}), negative correlation with B+ (2\cdot10^{-4}).
After revision:  There is highly significant correlation also with blood type : positive correlation with RH- ( 3 \cdot10^{-5}) and A+ ( 2 \cdot10^{-3}), negative correlation with B+ (2\cdot10^{-4}).