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Table 3 Raw daily estimates of obesogenic behaviors by group and condition

From: The impact of summer vacation on children’s obesogenic behaviors and body mass index: a natural experiment

   

Condition 1

Condition 2

Condition 3

Construct

Behavior

School Type

Mean

(SD)

Difference

p-valuea

Mean

(SD)

Difference

p-valuea

Mean

(SD)

Difference

p-valuea

Physical Activity

Sedentary minutes

Traditional

367.3

(227.3)

−25.3

0.81

395

(263.9)

−13.5

0.09

394.2

(250.7)

−48.4

0.11

Year-round

392.6

(227.5)

  

408.5

(227.2)

  

442.6

(247.2)

  

LPA Minutes

Traditional

505.1

(159.7)

12.7

0.83

491.7

(157.8)

1.1

0.15

− 483.5

(147.7)

−50.6

0.13

Year-round

492.4

(151.7)

  

490.6

(163.5)

  

− 432.9

(146.1)

  

MVPA minutes

Traditional

62.5

(50.3)

−2.1

0.24

84.5

(81.3)

2.4

0.24

91.6

(102.7)

16.9

0.44

Year-round

64.6

(54.8)

  

82.1

(98.3)

  

74.7

(79.2)

  

Screen Time

Screen Time minutes

Traditional

92.6

(85.7)

−11

0.30

134.8

(114.9)

18.5

0.09

138.2

(107.8)

−28.6

0.04

Year-round

103.6

(84.4)

  

116.3

(101.1)

  

166.8

(133.9)

  

Diet

Unhealthy Foods

Traditional

2.72

(1.76)

−0.25

0.52

2.96

(1.77)

−0.14

0.23

3.03

(1.76)

−0.02

0.79

Year-round

2.97

(1.79)

  

3.1

(1.86)

  

3.05

(1.68)

  

Healthy Foods

Traditional

1.47

(1.04)

−0.08

0.54

1.52

(1.07)

0.1

0.52

1.54

(1.04)

0.2

0.11

Year-round

1.55

(1.05)

  

1.42

(1.06)

  

1.34

(1.03)

  

Sleep

Sleep minutes

Traditional

467.7

(67.6)

−4.9

0.44

486

(92.3)

17.5

0.17

489.9

(87.6)

3.4

0.55

Year-round

472.6

(69.6)

  

468.5

(69.5)

  

486.5

(94.0)

  

Sleep Onset

Traditional

22:03:15

(72:26)

0:49

0.58

23:08:20

(104:43)

0:54:49

< 0.00

23:23:20

(103:09)

−0:28:19

0.06

Year-round

22:02:26

(71:27)

  

22:13:19

(73:51)

  

23:51:39

(104:15)

  

Sleep Offset

Traditional

6:22:45

(39:13)

−1:51

0.94

7:53:19

(94:18)

1:20:00

< 0.00

8:11:40

(99:29)

−0:21:39

0.00

Year-round

6:24:36

(43:11)

  

6:33:19

(55:28)

  

8:33:19

(103:15)

  

Sleep Midpoint

Traditional

2:12:32

(46:39)

−1:24

0.78

3:33:20

(98:35)

1:10:04

< 0.00

3:48:20

(90:38)

−0:23:20

0.01

Year-round

2:13:56

(46:36)

  

2:23:16

(53:41)

  

4:11:40

(90:39)

  

Sleep Efficiency

Traditional

93.9

(5.2)

−0.3

0.76

92.8

(6.7)

−1.1

0.15

93

(6.7)

−0.4

0.58

Year-round

94.2

(3.2)

  

93.9

(3.1)

  

93.4

(3.0)

  
  1. aBased on multilevel mixed effects linear regression
  2. Bolded text represents statistically significant point estimates at Benjamini-Hochberg critical value of ≤0.05 with a 10% false discovery rate
  3. Abbreviations “MVPA” Moderate to vigorous physical activity, “LPA” Light physical activity
  4. Condition 1 = Both traditional and year-round students attend school
  5. Condition 2 = Traditional students are on summer vacation from school while year-round students are attending school
  6. Condition 3 = Both traditional and year-round students are on summer vacation from school