Table 1—

Characteristics of all randomized controlled trial study patients and intervention groups at the time of their first Medical Clinic visit with a participating resident

All patientsControlRemindersFeedbackFeedback + remindersP value
n (%)4,138983 (24)1,043 (25)1,049 (25)1,063 (26)0.305
Age (years)59 ± 1359 ± 1259 ± 1258 ± 1258 ± 120.745
Sex (% female)67666867680.890
African American (%)94939494930.939
BMI (kg/m2)33 ± 833 ± 833 ± 833 ± 833 ± 90.635
Length of disease (years)9 ± 99 ± 99 ± 99 ± 99 ± 90.968
Follow-up (months)15 ± 1314 ± 1215 ± 1315 ± 1315 ± 130.007*
Medical Clinic visits6 ± 56 ± 56 ± 57 ± 66 ± 5<0.001
Diabetes Clinic visits2 ± 32 ± 32 ± 32 ± 32 ± 30.304
A1C (%)8.1 ± 2.28.2 ± 2.48.0 ± 2.28.1 ± 2.38.1 ± 2.40.833
sBP (mmHg)140 ± 23141 ± 23140 ± 22140 ± 23141 ± 220.595
LDL cholesterol (mg/dl)118 ± 40120 ± 42117 ± 38116 ± 38118 ± 430.246
  • Data are means ± SD.

  • *

    * Control group less than all other groups;

  • control group less than feedback only. Visit number shows the total number of visits during follow-up of each patient beginning with the date of initial accrual into the study.