Table 1.

Characteristics of participants

Variables	Mean value (±SEM) or % (N = 19)
Gender (% female)	57.9
Age (years)	70.8 ± 0.8
Formal education (years)	8.02 ± 1.24
Continued adult education (total time in years)	2.63 ± 0.23
MMSE score (range 0-30)	28.9 ± 0.2
Cognitive performance in CogMed, average ratio of correct answers	0.72 ± 0.01
Physical activities in daily life. Index score (range 0-40)	19.1 ± 1.2
Systolic blood pressure (mm Hg, average of three measures)	145 ± 2.8
Diastolic blood pressure (mm Hg, average of three measures)	84 ± 1.4
Resting pulse (average of three measures)	75.8 ± 0.8
Self-rated health (1-4, where 4 is best health)	2.53 ± 0.77
Health problems, average index score (0-1 on 35 symptoms)	8.05 ± 1.22

Numbers are mean values with SEM for continuous variables and % participants for the nominal variable (gender).