TABLE 1.

Summary of Demographic and Clinical Data for All Participants With Limited Versus Adequate Health Literacy (n = 448)

CharacteristicHealth Literacy
Limited* (n = 171)Adequate (n = 277)
Age, years, mean (min, max)64.3 (31, 92)58.1 (32, 85)
Male, n (%)86 (50.3)121 (43.7)
Race, n (%)
 White85 (49.7)193 (69.7)
 Black or African American74 (43.3)73 (26.4)
 Other12 (7.0)11 (4.0)
Education, n (%)
 Less than high school20 (11.7)5 (1.8)
 High school graduate/some college127 (74.3)142 (51.4)
 College graduate or more24 (14.0)129 (46.7)
Marital status, n (%)
 Married/living together106 (62.0)189 (68.2)
 Not married/living together65 (38.0)88 (31.8)
Number of comorbidities, mean (min, max)3.7 (0, 10)3.2 (0, 8)
Type 2 diabetes duration, years, mean (min, max)9.2 (0, 44)7.6 (0, 50)
BMI, kg/m2, mean (min, max)32.8 (21, 57)35.2 (21, 75)
A1C, %, mean (min, max)7.7 (6, 13)7.5 (6, 13)
Current use of SMBG testing, n (%)
 Yes134 (78.4)202 (72.9)
 No37 (21.6)75 (27.1)
  • * Limited health literacy defined as <4 on NVS assessment tool.