highly significantP < 0.0001
ln ( R S S n ) + 2 k R S S = ∑ i = 1 n ( y i − y i ^ ) 2 = r e s i d u a l s u m o f s q u a r e s n = n u m b e r o f o b s e r v a t i o n s k = n u m b e r o f e s t i m a t e d p a r a m e t e r s i n t h e m o d e l ( i n c l u d i n g t h e i n t e r c e p t ) Result and discussion Dietary Lys levels produced a highly significant effect on plasma UA ( F (4, 31) = 103.45, P < 0.0001).