Table 1.

Characteristics and comparability of our trial

		Multi-domain training	Single-domain training	Control group	F/X2	P
Age	Randomization	70.79 ± 3.33	69.78 ± 3.76	70.17 ± 3.47	1.88	0.15
($\overline{\mathsf{\text{X}}}$ ± SD)	Baseline	70.76 ± 3.49	69.79 ± 3.93	70.27 ± 3.41	1.10	0.34
	Immediate Posttest	71.61 ± 3.70	70.42 ± 3.87	71.10 ± 3.84	1.39	0.25
	6-Month Posttest	72.46 ± 3.69	71.35 ± 3.96	72.09 ± 3.72	1.20	0.30
	12-Month Posttest	72.78 ± 3.62	71.51 ± 4.11	72.39 ± 3.77	1.57	0.21
Educationa	Randomization	9.33 ± 3.80	9.77 ± 3.96	9.58 ± 3.93	0.28	0.76
($\overline{\mathsf{\text{X}}}$ ± SD)	Baseline	10.15 ± 3.57	9.16 ± 4.00	9.08 ± 4.13	1.44	0.24
	Immediate Posttest	9.65 ± 4.49	9.02 ± 4.07	8.94 ± 4.20	0.47	0.63
	6-Month Posttest	9.80 ± 4.43	8.93 ± 4.54	8.52 ± 4.10	1.25	0.29
	12-Month Posttest	9.96 ± 4.18	9.30 ± 4.23	8.50 ± 3.91	1.75	0.18
Sex composition	Randomization	52:38	41:49	45:45	2.76	0.25
(male: female)	Baseline	36:23	26:37	37:34	4.79	0.09
	Immediate Posttest	33:21	26:33	31:29	3.29	0.19
	6-Month Posttest	33:21	22:32	30:28	4.49	0.11
	12-Month Posttest	33:21	23:32	30:26	4.14	0.13

Note: ^aEducation refers to self-reported years of education