Table 1—

Prevalence of elevated ACR among SEARCH participants with type 1 and type 2 diabetes by age, sex, diabetes duration, race/ethnicity, BMI, and A1C category*

Type 1 diabetes
Type 2 diabetes
n (%)P valuen (%)P value
Overall265/2,885 (9.2)83/374 (22.2)
Age (years)
    <1289/1,291 (6.9)<0.00012/19 (10.5)0.27
    ≥12176/1,593 (11.1)81/355 (22.8)
Sex
    Male109/1,480 (7.4)0.000529/140 (20.7)0.59
    Female156/1,405 (11.1)54/234 (23.1)
Diabetes duration (months)
    0 to <1251/515 (9.9)0.004115/92 (16.3)0.0004
    12 to <6094/1,291 (7.3)44/225 (19.6)
    ≥60120/1,074 (11.2)24/57 (42)
Race/ethnicity
    Non-Hispanic white198/2,199 (9.0)Ref.9/71 (12.7)Ref.
    African American19/197 (9.6)0.7618/110 (16.4)0.50
    Hispanic32/310 (10.3)0.4515/64 (23.4)0.10
    Asian/Pacific Islander6/53 (11.3)0.476/25 (24.0)0.21
    American Indian2/19 (10.5)0.6933/92 (35.9)0.0008
    Multiple/other8/107 (7.5)0.592/11 (18.2)0.64
BMI (kg/m2)
    <85191/1,867 (10.2)0.006912/49 (24.5)0.82
    85 to <9549/620 (7.9)13/53 (24.5)
    ≥9518/341 (5.3)57/266 (21.4)
A1C (%)
    <7.660/866 (6.9)<0.000119/190 (10.0)<0.0001
    7.6 to <8.771/963 (7.4)10/35 (28.6)
    ≥8.7128/945 (13.5)53/139 (38.1)
  • *

    * Different sample sizes reflect completeness of data: age, 3,258; sex, 3,259; diabetes duration, 3,254; race/ethnicity, 3,258; BMI, 3,196; and A1C, 3,138.

  • P values are for association with elevated ACR.