Table 2.

Intraindividual Standard Deviations of the Two Conditions Analyzed at Baseline, 12 Months, and 24 Months

Group	Testing period	Task condition
		Neutral M (SD)	Incongruent M (SD)
Experience Corps (n = 181)	Baseline	5.88 (2.62)	7.03 (2.62)
	12 months	4.00 (2.47)	6.83 (2.75)
	24 months	6.12 (2.76)	6.56 (2.81)
Control (n = 155)	Baseline	6.31 (2.93)	6.78 (2.69)
	12 months	3.98 (1.90)	6.84 (2.80)
	24 months	6.05 (2.73)	6.56 (2.81)