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Table 1 Descriptive statistics for the sample (n = 291)

From: Physical activity and cognitive function: moment-to-moment and day-to-day associations

 

M/N

SD/%

Sex

  

 Women, %

159

54.6

 Men, %

132

45.4

Race/ethnicity

  

 White, %

215

73.9

 Other, %

76

26.1

Age, years

51.9

7.4

Education, years

16.6

3.3

Complete EMA night sessions

7.4

1.2

Complete EMA day sessions

21.7

2.9

Day level

  

 Self-rated sharpness of mind

71.7

16.5

 Self-rated memory

71.9

16.2

 Self-rated thinking

72.0

16.3

 Wear time per day, hours

22.9

0.9

 Active time per day, mins

354.7

104.3

 Maximum counts daily average, 103

12.7

3.2

 VMC per day, 103

1980.5

614.9

 Steps per day

4077.9

2312.6

EMA level

  

 SST, ms

1621.1

443.9

 DMT, Euclidean distance

1.5

0.7

 Active time 60mina, mins

24.5

15.5

 Active time 20minb, mins

8.4

6.3

 Maximum counts 60mina, 103

13.7

9.2

 Maximum counts 20minb, 103

4.7

3.5

  1. VMC Vector Magnitude Counts, SST The Symbol Search Task, mean response time, DMT The Dot Memory test, error mean (Euclidean distance), adata from 60 mins period before each EMA session, bdata from 20 mins period before each EMA session