Table 1. Demographic variables in the discovery set of subjects.

Variable	p-value	AA (n = 17)	CAU (n = 30)
Hypertension†	0.037	82.40%	46.70%
Fructosamine (mM/L)‡	0.033	1.90±0.04	1.68±0.07
Hematocrit (%)‡	0.032	37.59±1.20	40.79±0.66
Pack Years‡	0.034	8.26±2.90	18.75±3.83

Categorical† and continuous‡ variables are expressed as percentage of population group or mean±standard error and differences were considered significant at p<0.05, calculated by Fisher's Exact Test, or Student's T Test, respectively.