Table 4.

Results of the mixed model, β coefficient [95% CI] representing the change of processing speed per session, results are expressed in ms.

Age	Cognitive Mobile Games
	Square Numbers	Word Pair	Must Sort	Unique	Rush Back
60–64	− 3.12 [− 3.29; − 2.95]	3.60 [3.53; 3.65]	0.09 [0.07; 0.10]	− 7.0 [− 7.11; − 6.97]	− 2.51 [− 2.53; − 2.48
65–69	− 2.71 [− 2.90; − 2.52]	3.46 [3.41; 3.51]	0.04 [0.03; 0.05]	− 5.93 [− 6.01; − 5.87]	− 2.22 [− 2.24; − 2.20]
70–74	− 2.81 [− 3.20; − 2.41]	3.11 [3.06; 3.16]	− 0.05 [− 0.06; − 0.04]	− 4.98 [− 5.06; − 4.91]	− 2.07 [− 2.09; − 2.05]
75–79	− 2.59 [− 2.89; − 2.29]	2.38 [2.29; 2.47]	− 0.06 [− 0.08 ; − 0.04]	− 4.31 [− 4.42; − 4.20]	− 1.96 [− 1.99; − 1.92]
≥ 80	− 0.68 [− 0.89; − 0.48]	2.49 [2.36; 2.63]	− 0.10 [− 0.14 ; − 0.06]	− 3.68 [− 3.84; − 3.51]	− 1.77 [− 1.82; − 1.71]
p-value	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001

Models are adjusted for the difficulty levels and the total duration of the training (Supplementary Table S1).