Table 4.

Performance on main dependent accuracy measures (in %) in transfer tasks in the training groups (combined and cognitive training only) and control groups (exercise only and no-contact).

Training groups	Combined training		Cognitive training
	Pretraining	Posttraining	Pretraining	Posttraining
	M (SD)	M (SD)	M (SD)	M (SD)
Switching tasks
Food/size MC (error)	3.9 (4.2)	4.5 (5.7)	3.0 (5.2)	5.1 (8.6)
Food/size SC (error)	3.0 (5.1)	3.1 (7.1)	4.7 (4.6)	4.7 (7.4)
Number MC (error)	0.8 (11.3)	4.4 (8.9)	2.1 (6.5)	2.3 (6.4)
Number SC (error)	2.6 (5.7)	6.5 (8.7)	5.0 (9.4)	4.7 (9.2)
Updating tasks
2-back accuracy (hits)	69.0 (11.2)	72.8 (16.2)	70.5 (11.1)	71.5 (12.4)
Keep track accuracy	59.8 (13.3)	63.8 (17.0)	62.5 (16.4)	67.4 (15.7)
Inhibition tasks
Flanker accuracy	91.3 (10.8)	93.7 (4.4)	91.6 (6.1)	90.6 (7.2)
Stroop accuracy	99.3 (1.1)	99.8 (0.7)	99.4 (0.8)	99.7 (0.7)
Speed tasks
Choice reaction accuracy	94.5 (4.5)	93.8 (4.3)	92.2 (5.8)	91.7 (7.7)
Control groups	Exercise only		No-contact
Switching tasks
Food/size MC (error)	1.6 (5.0)	1.3 (4.8)	1.5 (4.4)	2.6 (4.5)
Food/size SC (error)	4.6 (3.9)	1.9 (6.9)	3.4 (4.6)	3.4 (5.5)
Number MC (error)	2.6 (4.8)	3.8 (7.7)	2.9 (5.9)	−0.4 (10.8)
Number SC (error)	1.2 (6.5)	3.1 (7.6)	4.3 (7.5)	5.4 (6.1)
Updating tasks
2-back accuracy (hits)	66.2 (13.5)	69.7 (15.9)	67.0 (17.2)	71.8 (15.4)
Keep track accuracy	62.2 (12.2)	63.6 (15.5)	63.1 (10.7)	64.2 (16.)
Inhibition tasks
Flanker accuracy	89.4 (18.0)	93.7 (4.6)	93.6 (3.7)	92.2 (5.5)
Stroop accuracy	99.4 (0.7)	99.6 (0.8)	99.4 (1.0)	99.7 (0.6)
Speed tasks
Choice reaction accuracy	95.4 (2.9)	95.8 (3.4)	94.9 (2.6)	95.0 (3.2)

MC, mixing costs; SC, switching costs.