Table 2—

Change in A1C per year in FOS participants between examinations 7 and 5

Age at examination 5 (years)Nondiabetic subjects
NGT subjects
nMean ± SEnMean ± SE
<401040.027 ± 0.006870.028 ± 0.007
40–441820.032 ± 0.0051530.026 ± 0.006
45–493370.037 ± 0.0042530.037 ± 0.004
50–543430.043 ± 0.0052380.045 ± 0.007
55–592580.024 ± 0.0051650.020 ± 0.006
60–642390.024 ± 0.0061440.025 ± 0.007
65–691840.030 ± 0.005980.031 ± 0.007
≥701000.026 ± 0.007590.024 ± 0.009
  • Mean duration between the two examinations was 6.7 years (range 4.3–9.4). Paired t test for the difference in A1C between examinations 7 and 5: P < 0.0001.