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. Author manuscript; available in PMC: 2012 Jul 11.
Published in final edited form as: JAMA. 2012 Jan 11;307(2):165–172. doi: 10.1001/jama.2011.1964

Figure 1. Participant Flow and Vital Status by End of Follow-up (12/31/2007).

Figure 1

a No follow-up visit during study period due either to not being yet due for follow-up or not presenting for follow-up visit when invited.

b EligibilityCriteria Met by Participants (N=3019)

  • Enrolled in ACT between 1993–2005
  • Free of dementia at time of ACT enrollment
  • Completed baseline assessment as part of ACT study
  • At least 1 follow-up visit with ACT to assess dementia status while still enrolled in health plan