At baseline , GADA affinities ranged from @ @ ( @ ) to @ @ ( @ ) L/mol ( median @ @ ( @ ) L/mol ) and were correlated with GADA titers ( r = @ ; P = @ ) , fasting ( r = -@ ; P = @ ) and stimulated ( r = -@ ; P = @ ) C-peptide concentrations , and HbA@c ( r = @ ; P = @ ) .