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. Author manuscript; available in PMC: 2016 Jan 1.
Published in final edited form as: Neurobiol Aging. 2014 Oct 7;36(0 1):S167–S177. doi: 10.1016/j.neurobiolaging.2014.05.039

Table 8.

P-values estimating differences between accelerated and nonacclerated n80 sample size requirements for both standard and age-adjusted estimates at 6 and 12-months. No difference was detected between scan types (all p>0.006).

AD Accel vs. Nonaccel Stat
ROI 		Accel vs. Nonaccel
Temporal ROI
6mo n80 standard/age-adjusted 0.48 / 0.41 0.59 / 0.68
12mo n80 standard/age-adjusted 0.46 / 0.78 0.1 / 0.7
 
LMCI Accel Stat ROI p<0.00001 Accel Temporal ROI
6mo n80 standard/age-adjusted 0.71 / 0.19 0.43 / 0.23
12mo n80 standard/age-adjusted 0.5 / 0.87 0.64 / 0.12
 
EMCI Accel Stat ROI p<0.00001 Accel Temporal ROI
6mo n80 standard/age-adjusted 0.6 / 0.91 0.17 / 0.97
12mo n80 standard/age-adjusted 0.61 / 0.89 0.72 / 0.5
 
CN Accel Stat ROI p<0.00001 Accel Temporal ROI
6mo n80 standard/age-adjusted 0.35 / na 0.78 / na
12mo n80 standard/age-adjusted 0.01 / na 0.09 / na