Table 2

Cross-sectional and prospective models predicting glycemic control (A1C)

Cross-sectional modelProspective model
Coefficient (b)PCoefficient (b)P
Baseline/time1.9640.010.0030.56
Sex (1 = female; 0 = male)−0.0040.81−0.0030.78
Race (1 = white; 0 = non-white)−0.0520.001−0.0010.92
Age (years)−0.0010.36−0.0010.02
Education (years)−0.0040.08−0.0010.42
Time since diagnosis (years)0.0050.001−0.0020.03
Insulin (1 = yes; 0 = no)0.0960.001−0.0010.94
BMI0.0010.170.0010.73
No. complications0.0060.30−0.0050.24
No. comorbidities−0.0070.020.0040.05
No. stressful events0.0040.070.0010.80
Diet−0.0060.370.0040.34
Exercise−0.0030.360.0010.63
MDD−0.0270.25−0.0100.55
DDS0.0260.006−0.0050.49
CES-D−0.0010.890.0010.89
Residual covariance components
    Baseline0.0190.01
    Time0.0040.01
    Within-person0.0070.01
    Covariance−0.0010.14
  • Data are unstandardized regression coefficients. The cross-sectional model uses data from T1; the prospective model uses T1 predictors of change in A1C over time.