12 bar blues = 12/8

1 & a 2 & a 3 & a 4& a | 1 & a 2 & a 3 & a 4& a | 1 & a 2 & a 3 & a 4& a

therefore

16 bar blues = 16/8

1 & a 2 & a 3 & a 4& a | 1 & a 2 & a 3 & a 4& a | 1 & a 2 & a 3 & a 4& a | 1 & a 2 & a 3 & a 4& a

whats the craic am i in the right ballpark.

i am secificaly looking at Muddy Waters - Hoochie Coochie Man.

thanks

Nick