Table 2. Characteristics of Patients Enrolled in the Randomized Controlled Trial (n = 560) and Those Who Did Not Complete the Trial (n = 154) by Study Arm
Patient CharacteristicsEnrolledDid Not Complete
Mean age (years)50.554.669.060.3
Female sex (%)59634851
Minority group (%)18.518.1106.1
High school education (%)54*45*8290
Average risk factors per patient (n)1.531.151.561.30
Active smokers (%)15172519
Preventive service coverage at baseline (%)41372631
Household income <$30,000 per year (%)26*40*35*22*
  • * P < .0001 for value pairs between control and intervention groups.