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. Author manuscript; available in PMC: 2013 Sep 6.
Published in final edited form as: J Am Geriatr Soc. 2011 Apr 11;59(4):666–672. doi: 10.1111/j.1532-5415.2011.03362.x

Table 3.

Average Hemoglobin A1c

A1c Before (%) Early (%) Late (%)
  <7 156 (46) 132 (46) 220 (57)**
  7–7.9 94 (28) 85 (29) 103 (27)
  8–8.9 41 (12) 38 (13) 37 (10)
  9+ 47 (14) 34 (12) 25 (6)**
Mean A1c ± SD 7.4 ± 1.5 7.4 ± 1.4 7.0 ± 1.1***
*

p<0.05, compared to Before

**

p<0.01, compared to Before

***

p<0.001, compared to Before

A1c categories are based on average A1c values for each individual in the BeforeEarly and Late time periods.