Table 1 Demographics and clinical characteristics of the participants. Data are means (standard deviation) unless otherwise noted. All of the scores are Raw values. MoCA, Montreal cognitive assessment; BMI, body mass index; WEF, weekly exercise frequency; TSC, time spend with children; HDRS, Hamilton depression rating scale

Age (years)

65.2 (3.0)

65.6 (3.5)

-

−0.604

Gender (W/M)

88/93

12/10

0.276

-

Education (years)

10.8 (3.2)

10.3 (3.1)

-

0.744

MoCA scores

26.9 (2.0)

25.9 (1.9)

2.254

BMI

22.4 (2.6)

22.2 (3.0)

-

0.373

WEF

2.5 (1.8)

1.7 (1.5)

2.306

TSC

9.6 (6.0)

7.0 (4.2)

-

2.523

Hypertension (Y/N)

68/113

8/14

0.012

Diabetes (Y/N)

56/125

6/16

0.124

Smoking history (Y/N)

112/69

15/7

0.333

Death of both parents (N)

80

15

4.532

-

HDRS scores (baseline)

3.4 (2.3)

4.2 (2.5)

-

−1.567