Table 1 Dataset characteristics by sleep schedule

From: Generalizability of A Neural Network Model for Circadian Phase Prediction in Real-World Conditions

 

Fixed Sleep

Habitual Sleep

Shift Work Diurnal

Shift Work Nights

n

Mean

SD

Min

Max

n

Mean

SD

Min

Max

N

Mean

SD

Min

Max

n

Mean

SD

Min

Max

Sex (M, F)

12, 3

    

11, 3

    

7, 22

    

4, 15

    

Age (years)

15

26.01

6.38

20.70

45.54

14

26.35

6.62

20.70

45.54

29

31.83

7.69

23.00

58.00

19

34.89

10.86

24.00

64.00

BMI (kg/m2)

15

22.70

2.52

19.20

28.22

14

22.55

2.61

19.20

28.22

29

24.23

4.14

15.90

32.00

19

24.38

3.60

15.90

29.70

MEQ Score

15

39.07

3.24

34.00

45.00

14

38.57

3.59

34.00

45.00

29

38.07

6.50

23.00

52.00

19

39.11

6.57

28.00

52.00

Mean Sleep Onset (h)

15

23.30

0.72

22.25

24.29

14

24.06

0.88

22.72

25.42

29

23.44

0.48

22.63

24.44

19

9.56

1.65

7.19

14.47

Mean Sleep Offset (h)

15

6.86

0.71

5.78

7.92

14

7.68

1.09

5.71

9.45

29

7.15

1.20

5.60

10.09

19

15.05

1.81

11.18

17.66

Mean Mid-sleep Time (h)

15

3.08

0.71

2.01

4.07

14

3.87

0.84

2.22

5.18

29

3.30

0.75

2.34

5.27

19

12.30

1.37

9.19

15.09

Salivary Melatonin Phase (h)

15

2.57

0.86

0.42

4.02

    

    

    

Urinary aMT6s Acrophase (h)

13

3.72

1.21

0.92

5.68

14

4.24

1.05

2.40

6.37

29

3.90

1.77

20.22

6.75

19

5.16

2.85

22.95

14.18

Bedtime Phase Angle (h)

13

−4.43

1.26

−6.43

−2.61

14

−4.18

1.35

−6.26

−1.60

29

−4.33

2.04

−7.12

4.22

19

4.14

3.44

−5.66

9.95

Waketime Phase Angle (h)

13

3.12

1.30

1.21

5.28

14

3.43

1.08

1.68

5.43

29

3.38

2.38

−1.14

13.87

19

9.64

3.10

1.22

14.23

Length of pre-processed data set (days)

13

5.84

0.63

4.65

7.60

14

5.40

1.04

3.02

6.12

29

4.55

1.79

1.56

8.90

19

3.36

0.86

1.67

5.29

  1. Note: Phase angle calculated using aMT6s acrophase. N = 2 on FS do not have aMT6s acrophase (only melatonin), and thus were excluded from this calculation. BMI = body mass index, MEQ = Horne & Ostberg Composite Morningness-Eveningness Questionnaire, aMT6s = urinary 6-sulphatoxymelatonin.