Table 1

Results of ANOVA/ANCOVA (controlling for MBG, participant age, and diabetes duration) evaluating differences in A1C and HGI between African American and Caucasian participants

African AmericanCaucasian
n 78 198 
Unadjusted (mean ± SD)   
A1C (%) 9.4 ± 1.5 8.2 ± 1.0* 
HGI (%) 0.65 ± 1.44 −0.15 ± 0.79* 
Adjusted (mean ± SEM)   
A1C (%) 9.1 ± 0.1 8.3 ± 0.1* 
HGI (%) 0.64 ± 0.11 −0.15 ± 0.07* 
African AmericanCaucasian
n 78 198 
Unadjusted (mean ± SD)   
A1C (%) 9.4 ± 1.5 8.2 ± 1.0* 
HGI (%) 0.65 ± 1.44 −0.15 ± 0.79* 
Adjusted (mean ± SEM)   
A1C (%) 9.1 ± 0.1 8.3 ± 0.1* 
HGI (%) 0.64 ± 0.11 −0.15 ± 0.07* 

*P < 0.001; values within a row are significantly different.

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