Table 6 Summary of test-retest reliability and internal consistency for CPQ-P after duration of 14 days

A. Morning chrono-habits

0.824

A1. Preferred wake time

7:20 ± 1:36

7:06 ± 1:36

0.969*

0.93–0.99

A2. Weekday wake time

6:39 ± 1:08

6:36 ± 1:06

0.975*

0.95–0.99

A3. Weekend wake time

7:35 ± 1:43

7:43 ± 1:53

0.947*

0.89–0.98

A4. Preferred first eating event time

8:54 ± 1:41

8:43 ± 1:43

0.984*

0.97–0.93

A5. Weekday first eating event time

8:15 ± 1:54

8:23 ± 1:05

0.620*

0.20–0.82

A6. Weekend first eating event time

9:20 ± 3:05

9:18 ± 2:53

0.948*

0.89–0.98

A7. Breakfast skipping

0.80 ± 1.73

0.96 ± 1.88

0.661*

0.29–0.84

B. Sleeping habits

0.923

B1. Preferred fall asleep time

18:00 ± 9:10

18:24 ± 8.33

0.845*

0.67–0.93

B2. Weekday bedtime

15:43 ± 10:26

16:13 ± 10:04

0.889*

0.77–0.95

B3. Weekend bedtime

12:52 ± 11:17

14:45 ± 10:48

0.818*

0.62–0.91

C. Evening eating

0.612

C1. Weekday dinner time

19:32 ± 3:45

19:43 ± 2:12

0.917*

0.83–0.96

C2. Weekend dinner time

19:59 ± 3:53

20:13 ± 0:40

0.540*

0.03–0.78

C3. Preferred last eating event time

20:55 ± 1:03

20:58 ± 1:05

0.919*

0.83–0.96

C4. Weekday last eating event time

20:41 ± 4:00

21:23 ± 0:52

0.793*

0.61–0.89

C5. Weekend last eating event time

19:53 ± 4:01

21:11 ± 0.57

0.552*

0.06–0.79

D. Temporal eating habits

0.615

D1. Weekday snacking frequency

2.10 ± 0.84

2.40 ± 1.25

0.620*

0.20–0.82

D2. Weekend snacking frequency

2.20 ± 1.06

1.97 ± 0.96

0.731*

0.43–0.87

D3. Snacking after last meal

3.20 ± 2.19

3.00 ± 1.29

0.422*

-0.21–0.73

D4. Night eating

0.90 ± 2.07

0.63 ± 1.43

0.790*

0.56–0.90

E. Pregnancy symptoms

0.714

E1. Pregnancy effect on wake time

2.80 ± 2.52

2.83 ± 2.76

0.637*

0.13–0.83

E2. Pregnancy effect on sleep time

3.67 ± 2.88

3.40 ± 2.87

0.892*

0.77–0.95

E3. Pregnancy effect on meal time

2.10 ± 2.50

2.40 ± 2.44

0.492

-0.07–0.76

F. Largest meal

0.69

F1. Lunch as largest meal

0.60 ± 0.50

0.10 ± 0.30

0.39

-0.28–0.71

F2. Breakfast as largest meal

0.93 ± 0.25

0.87 ± 0.35

0.788*

0.55–0.90

F3. Dinner as largest meal

0.83 ± 0.38

0.63 ± 0.49

0.725*

0.42–0.87