Table 3—

Mean HbA1c by health care index by age among American Indian/Alaska Native people with diabetes (IHS, 1998)

Health care index*Age category (years)
P
Overall18–3940–4950–5960–69≥70
00.007
n4851151121228254
 Mean HbA1c (%)9.09.59.39.08.88.1
1–3<0.0001
n3,141458673859711440
 Mean HbA1c (%)8.89.48.99.08.57.8
4–50.0001
n3,7565127721,046933493
 Mean HbA1c (%)8.69.18.88.78.38.0
60.0001
n1,478134276398413257
 Mean HbA1c (%)8.28.98.68.58.07.5
P0.060.020.0050.0030.005
  • *

    * One point was assigned for each of the following completed the year prior to the audit: foot exam, eye exam, diet instruction, exercise instruction, diabetes education, and influenza vaccine;

  • for overall, P < 0.001 across health care index categories.