Effectiveness of two cognitive training programs on the performance of older drivers with a cognitive self-assessment bias

European Transport Research Review

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Table 4 Results of the ANOVA for the cognitive data

	Group main effect		Time main effect		Group X Time interaction effect
	F (1, 65)	p	F (1, 65)	p	F (1, 65)	p
TMT – A
Time per transition	1.21	0.27	0.06	0.80	2.07	0.15
Number of correct transitions	0.10	0.76	0.50	0.50	0.50	0.50
TMT – B
Time per transition	1.72	0.19	0.71	0.40	0.82	0.37
Number of correct transitions	0.61	0.44	2.11	0.15	3.04	0.09
Number of perseverations	3.55	0.06	7.54	<0.01¹	0.01	0.90
DSST
Number of correct symbols	0.04	0.84	6.24	0.01²	0.72	0.40
Number of errors	0.08	0.78	0.02	0.88	<0.001	0.98
UFOV® test
Processing speed	0.73	0.40	5.68	0.02³	3.49	0.07
Divided attention	0.11	0.74	16.50	<0.001⁴	0.08	0.77
Selective attention	0.69	0.40	5.82	0.02³	2.86	0.10

TMT Trail Making Test, DSST Digit Symbol Substitution Test, UFOV Useful Field of View
¹Effect size: partial eta² = 0.10
²Effect size: partial eta² = 0.09
³Effect size: partial eta² = 0.08
⁴Effect size: partial eta² = 0.20